a lot of fixing

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) [year] [fullname]
+Copyright (c) 2026 DeBrosOfficial
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -367,6 +367,7 @@ interface ClientConfig {
   timeout?: number; // Request timeout in ms (default: 30000)
   maxRetries?: number; // Max retry attempts (default: 3)
   retryDelayMs?: number; // Delay between retries (default: 1000)
+  debug?: boolean; // Enable debug logging with full SQL queries (default: false)
   storage?: StorageAdapter; // For persisting JWT/API key (default: MemoryStorage)
   wsConfig?: Partial<WSClientConfig>; // WebSocket configuration
   fetch?: typeof fetch; // Custom fetch implementation

examples/basic-usage.ts

@@ -0,0 +1,100 @@
+/**
+ * Basic Usage Example
+ *
+ * This example demonstrates the fundamental usage of the DeBros Network SDK.
+ * It covers client initialization, database operations, pub/sub, and caching.
+ */
+
+import { createClient } from '../src/index';
+
+async function main() {
+  // 1. Create client
+  const client = createClient({
+    baseURL: 'http://localhost:6001',
+    apiKey: 'ak_your_key:default',
+    debug: true, // Enable debug logging
+  });
+
+  console.log('✓ Client created');
+
+  // 2. Database operations
+  console.log('\n--- Database Operations ---');
+
+  // Create table
+  await client.db.createTable(
+    `CREATE TABLE IF NOT EXISTS users (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      name TEXT NOT NULL,
+      email TEXT UNIQUE NOT NULL,
+      created_at INTEGER DEFAULT (strftime('%s', 'now'))
+    )`
+  );
+  console.log('✓ Table created');
+
+  // Insert data
+  const result = await client.db.exec(
+    'INSERT INTO users (name, email) VALUES (?, ?)',
+    ['Alice Johnson', 'alice@example.com']
+  );
+  console.log(`✓ Inserted user with ID: ${result.last_insert_id}`);
+
+  // Query data
+  const users = await client.db.query(
+    'SELECT * FROM users WHERE email = ?',
+    ['alice@example.com']
+  );
+  console.log('✓ Found users:', users);
+
+  // 3. Pub/Sub messaging
+  console.log('\n--- Pub/Sub Messaging ---');
+
+  const subscription = await client.pubsub.subscribe('demo-topic', {
+    onMessage: (msg) => {
+      console.log(`✓ Received message: "${msg.data}" at ${new Date(msg.timestamp).toISOString()}`);
+    },
+    onError: (err) => console.error('Subscription error:', err),
+  });
+  console.log('✓ Subscribed to demo-topic');
+
+  // Publish a message
+  await client.pubsub.publish('demo-topic', 'Hello from the SDK!');
+  console.log('✓ Published message');
+
+  // Wait a bit for message delivery
+  await new Promise(resolve => setTimeout(resolve, 1000));
+
+  // Close subscription
+  subscription.close();
+  console.log('✓ Subscription closed');
+
+  // 4. Cache operations
+  console.log('\n--- Cache Operations ---');
+
+  // Put value with 1-hour TTL
+  await client.cache.put('default', 'user:alice', {
+    id: result.last_insert_id,
+    name: 'Alice Johnson',
+    email: 'alice@example.com',
+  }, '1h');
+  console.log('✓ Cached user data');
+
+  // Get value
+  const cached = await client.cache.get('default', 'user:alice');
+  if (cached) {
+    console.log('✓ Retrieved from cache:', cached.value);
+  }
+
+  // 5. Network health check
+  console.log('\n--- Network Operations ---');
+
+  const healthy = await client.network.health();
+  console.log(`✓ Gateway health: ${healthy ? 'OK' : 'FAIL'}`);
+
+  const status = await client.network.status();
+  console.log(`✓ Network status: ${status.peer_count} peers connected`);
+
+  console.log('\n--- Example completed successfully ---');
+}
+
+// Run example
+main().catch(console.error);

examples/database-crud.ts

@@ -0,0 +1,170 @@
+/**
+ * Database CRUD Operations Example
+ *
+ * Demonstrates comprehensive database operations including:
+ * - Table creation and schema management
+ * - Insert, Update, Delete operations
+ * - QueryBuilder fluent API
+ * - Repository pattern (ORM-style)
+ * - Transactions
+ */
+
+import { createClient } from '../src/index';
+
+interface User {
+  id?: number;
+  name: string;
+  email: string;
+  age: number;
+  active?: number;
+  created_at?: number;
+}
+
+async function main() {
+  const client = createClient({
+    baseURL: 'http://localhost:6001',
+    apiKey: 'ak_your_key:default',
+  });
+
+  // 1. Create table
+  console.log('Creating users table...');
+  await client.db.createTable(
+    `CREATE TABLE IF NOT EXISTS users (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      name TEXT NOT NULL,
+      email TEXT UNIQUE NOT NULL,
+      age INTEGER,
+      active INTEGER DEFAULT 1,
+      created_at INTEGER DEFAULT (strftime('%s', 'now'))
+    )`
+  );
+
+  // 2. Raw SQL INSERT
+  console.log('\n--- Raw SQL Operations ---');
+  const insertResult = await client.db.exec(
+    'INSERT INTO users (name, email, age) VALUES (?, ?, ?)',
+    ['Bob Smith', 'bob@example.com', 30]
+  );
+  console.log('Inserted ID:', insertResult.last_insert_id);
+
+  // 3. Raw SQL UPDATE
+  await client.db.exec(
+    'UPDATE users SET age = ? WHERE id = ?',
+    [31, insertResult.last_insert_id]
+  );
+  console.log('Updated user age');
+
+  // 4. Raw SQL SELECT
+  const users = await client.db.query<User>(
+    'SELECT * FROM users WHERE email = ?',
+    ['bob@example.com']
+  );
+  console.log('Found users:', users);
+
+  // 5. QueryBuilder
+  console.log('\n--- QueryBuilder Operations ---');
+
+  // Insert multiple users for querying
+  await client.db.exec("INSERT INTO users (name, email, age) VALUES (?, ?, ?)", ["Charlie", "charlie@example.com", 25]);
+  await client.db.exec("INSERT INTO users (name, email, age) VALUES (?, ?, ?)", ["Diana", "diana@example.com", 35]);
+  await client.db.exec("INSERT INTO users (name, email, age) VALUES (?, ?, ?)", ["Eve", "eve@example.com", 28]);
+
+  // Complex query with QueryBuilder
+  const activeUsers = await client.db
+    .createQueryBuilder('users')
+    .select('id', 'name', 'email', 'age')
+    .where('active = ?', [1])
+    .andWhere('age > ?', [25])
+    .orderBy('age DESC')
+    .limit(10)
+    .getMany<User>();
+
+  console.log('Active users over 25:', activeUsers);
+
+  // Get single user
+  const singleUser = await client.db
+    .createQueryBuilder('users')
+    .where('email = ?', ['charlie@example.com'])
+    .getOne<User>();
+
+  console.log('Single user:', singleUser);
+
+  // Count users
+  const count = await client.db
+    .createQueryBuilder('users')
+    .where('age > ?', [25])
+    .count();
+
+  console.log('Users over 25:', count);
+
+  // 6. Repository Pattern (ORM)
+  console.log('\n--- Repository Pattern ---');
+
+  const userRepo = client.db.repository<User>('users');
+
+  // Find all
+  const allUsers = await userRepo.find({});
+  console.log('All users:', allUsers.length);
+
+  // Find with criteria
+  const youngUsers = await userRepo.find({ age: 25 });
+  console.log('Users aged 25:', youngUsers);
+
+  // Find one
+  const diana = await userRepo.findOne({ email: 'diana@example.com' });
+  console.log('Found Diana:', diana);
+
+  // Save (insert new)
+  const newUser: User = {
+    name: 'Frank',
+    email: 'frank@example.com',
+    age: 40,
+  };
+  await userRepo.save(newUser);
+  console.log('Saved new user:', newUser);
+
+  // Save (update existing)
+  if (diana) {
+    diana.age = 36;
+    await userRepo.save(diana);
+    console.log('Updated Diana:', diana);
+  }
+
+  // Remove
+  if (newUser.id) {
+    await userRepo.remove(newUser);
+    console.log('Deleted Frank');
+  }
+
+  // 7. Transactions
+  console.log('\n--- Transaction Operations ---');
+
+  const txResults = await client.db.transaction([
+    {
+      kind: 'exec',
+      sql: 'INSERT INTO users (name, email, age) VALUES (?, ?, ?)',
+      args: ['Grace', 'grace@example.com', 27],
+    },
+    {
+      kind: 'exec',
+      sql: 'UPDATE users SET active = ? WHERE age < ?',
+      args: [0, 26],
+    },
+    {
+      kind: 'query',
+      sql: 'SELECT COUNT(*) as count FROM users WHERE active = ?',
+      args: [1],
+    },
+  ]);
+
+  console.log('Transaction results:', txResults);
+
+  // 8. Get schema
+  console.log('\n--- Schema Information ---');
+  const schema = await client.db.getSchema();
+  console.log('Database schema:', schema);
+
+  console.log('\n--- CRUD operations completed successfully ---');
+}
+
+main().catch(console.error);

examples/pubsub-chat.ts

@@ -0,0 +1,140 @@
+/**
+ * Pub/Sub Chat Example
+ *
+ * Demonstrates a simple chat application using pub/sub with presence tracking.
+ * Multiple clients can join a room, send messages, and see who's online.
+ */
+
+import { createClient } from '../src/index';
+import type { PresenceMember } from '../src/index';
+
+interface ChatMessage {
+  user: string;
+  text: string;
+  timestamp: number;
+}
+
+async function createChatClient(userName: string, roomName: string) {
+  const client = createClient({
+    baseURL: 'http://localhost:6001',
+    apiKey: 'ak_your_key:default',
+  });
+
+  console.log(`[${userName}] Joining room: ${roomName}...`);
+
+  // Subscribe to chat room with presence
+  const subscription = await client.pubsub.subscribe(roomName, {
+    onMessage: (msg) => {
+      try {
+        const chatMsg: ChatMessage = JSON.parse(msg.data);
+        const time = new Date(chatMsg.timestamp).toLocaleTimeString();
+        console.log(`[${time}] ${chatMsg.user}: ${chatMsg.text}`);
+      } catch {
+        console.log(`[${userName}] Received: ${msg.data}`);
+      }
+    },
+    onError: (err) => {
+      console.error(`[${userName}] Error:`, err.message);
+    },
+    onClose: () => {
+      console.log(`[${userName}] Disconnected from ${roomName}`);
+    },
+    presence: {
+      enabled: true,
+      memberId: userName,
+      meta: {
+        displayName: userName,
+        joinedAt: Date.now(),
+      },
+      onJoin: (member: PresenceMember) => {
+        console.log(`[${userName}] 👋 ${member.memberId} joined the room`);
+        if (member.meta) {
+          console.log(`[${userName}]    Display name: ${member.meta.displayName}`);
+        }
+      },
+      onLeave: (member: PresenceMember) => {
+        console.log(`[${userName}] 👋 ${member.memberId} left the room`);
+      },
+    },
+  });
+
+  console.log(`[${userName}] ✓ Joined ${roomName}`);
+
+  // Send a join message
+  await sendMessage(client, roomName, userName, 'Hello everyone!');
+
+  // Helper to send messages
+  async function sendMessage(client: any, room: string, user: string, text: string) {
+    const chatMsg: ChatMessage = {
+      user,
+      text,
+      timestamp: Date.now(),
+    };
+    await client.pubsub.publish(room, JSON.stringify(chatMsg));
+  }
+
+  // Get current presence
+  if (subscription.hasPresence()) {
+    const members = await subscription.getPresence();
+    console.log(`[${userName}] Current members in room (${members.length}):`);
+    members.forEach(m => {
+      console.log(`[${userName}]   - ${m.memberId} (joined at ${new Date(m.joinedAt).toLocaleTimeString()})`);
+    });
+  }
+
+  return {
+    client,
+    subscription,
+    sendMessage: (text: string) => sendMessage(client, roomName, userName, text),
+  };
+}
+
+async function main() {
+  const roomName = 'chat:lobby';
+
+  // Create first user
+  const alice = await createChatClient('Alice', roomName);
+
+  // Wait a bit
+  await new Promise(resolve => setTimeout(resolve, 500));
+
+  // Create second user
+  const bob = await createChatClient('Bob', roomName);
+
+  // Wait a bit
+  await new Promise(resolve => setTimeout(resolve, 500));
+
+  // Send some messages
+  await alice.sendMessage('Hey Bob! How are you?');
+  await new Promise(resolve => setTimeout(resolve, 200));
+
+  await bob.sendMessage('Hi Alice! I\'m doing great, thanks!');
+  await new Promise(resolve => setTimeout(resolve, 200));
+
+  await alice.sendMessage('That\'s awesome! Want to grab coffee later?');
+  await new Promise(resolve => setTimeout(resolve, 200));
+
+  await bob.sendMessage('Sure! See you at 3pm?');
+  await new Promise(resolve => setTimeout(resolve, 200));
+
+  await alice.sendMessage('Perfect! See you then! 👋');
+
+  // Wait to receive all messages
+  await new Promise(resolve => setTimeout(resolve, 1000));
+
+  // Get final presence count
+  const presence = await alice.client.pubsub.getPresence(roomName);
+  console.log(`\nFinal presence count: ${presence.count} members`);
+
+  // Leave room
+  console.log('\nClosing connections...');
+  alice.subscription.close();
+  await new Promise(resolve => setTimeout(resolve, 500));
+
+  bob.subscription.close();
+  await new Promise(resolve => setTimeout(resolve, 500));
+
+  console.log('\n--- Chat example completed ---');
+}
+
+main().catch(console.error);

package.json

@@ -1,15 +1,36 @@
 {
   "name": "@debros/network-ts-sdk",
-  "version": "0.4.3",
-  "description": "TypeScript SDK for DeBros Network Gateway",
+  "version": "0.6.0",
+  "description": "TypeScript SDK for DeBros Network Gateway - Database, PubSub, Cache, Storage, and more",
   "type": "module",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "license": "MIT",
   "author": "DeBrosOfficial",
+  "keywords": [
+    "debros",
+    "network",
+    "sdk",
+    "typescript",
+    "database",
+    "rqlite",
+    "pubsub",
+    "websocket",
+    "cache",
+    "olric",
+    "ipfs",
+    "storage",
+    "wasm",
+    "serverless",
+    "distributed",
+    "gateway"
+  ],
   "repository": {
     "type": "git",
-    "url": "https://github.com/DeBrosOfficial/network-ts-sdk/tree/v0.0.1"
+    "url": "https://github.com/DeBrosOfficial/network-ts-sdk"
+  },
+  "bugs": {
+    "url": "https://github.com/DeBrosOfficial/network-ts-sdk/issues"
   },
   "exports": {
     ".": {
@@ -38,9 +59,11 @@
     "@types/node": "^20.0.0",
     "@typescript-eslint/eslint-plugin": "^6.0.0",
     "@typescript-eslint/parser": "^6.0.0",
+    "@vitest/coverage-v8": "^1.0.0",
     "dotenv": "^17.2.3",
     "eslint": "^8.0.0",
     "tsup": "^8.0.0",
+    "typedoc": "^0.25.0",
     "typescript": "^5.3.0",
     "vitest": "^1.0.0"
   },

pnpm-lock.yaml

@@ -21,6 +21,9 @@ importers:
       '@typescript-eslint/parser':
         specifier: ^6.0.0
         version: 6.21.0(eslint@8.57.1)(typescript@5.9.3)
+      '@vitest/coverage-v8':
+        specifier: ^1.0.0
+        version: 1.6.1(vitest@1.6.1(@types/node@20.19.23))
       dotenv:
         specifier: ^17.2.3
         version: 17.2.3
@@ -30,6 +33,9 @@ importers:
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+      typedoc:
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+        version: 0.25.13(typescript@5.9.3)
       typescript:
         specifier: ^5.3.0
         version: 5.9.3
@@ -39,6 +45,30 @@ importers:
 
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@@ -967,6 +1012,22 @@ packages:
     peerDependencies:
       ws: '*'
 
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+
+  istanbul-reports@3.2.0:
+    resolution: {integrity: sha512-HGYWWS/ehqTV3xN10i23tkPkpH46MLCIMFNCaaKNavAXTF1RkqxawEPtnjnGZ6XKSInBKkiOA5BKS+aZiY3AvA==}
+    engines: {node: '>=8'}
+
   jackspeak@3.4.3:
     resolution: {integrity: sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw==}
 
@@ -990,6 +1051,9 @@ packages:
   json-stable-stringify-without-jsonify@1.0.1:
     resolution: {integrity: sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==}
 
+  jsonc-parser@3.3.1:
+    resolution: {integrity: sha512-HUgH65KyejrUFPvHFPbqOY0rsFip3Bo5wb4ngvdi1EpCYWUQDC5V+Y7mZws+DLkr4M//zQJoanu1SP+87Dv1oQ==}
+
   keyv@4.5.4:
     resolution: {integrity: sha512-oxVHkHR/EJf2CNXnWxRLW6mg7JyCCUcG0DtEGmL2ctUo1PNTin1PUil+r/+4r5MpVgC/fn1kjsx7mjSujKqIpw==}
 
@@ -1028,9 +1092,24 @@ packages:
   lru-cache@10.4.3:
     resolution: {integrity: sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==}
 
+  lunr@2.3.9:
+    resolution: {integrity: sha512-zTU3DaZaF3Rt9rhN3uBMGQD3dD2/vFQqnvZCDv4dl5iOzq2IZQqTxu90r4E5J+nP70J3ilqVCrbho2eWaeW8Ow==}
+
   magic-string@0.30.19:
     resolution: {integrity: sha512-2N21sPY9Ws53PZvsEpVtNuSW+ScYbQdp4b9qUaL+9QkHUrGFKo56Lg9Emg5s9V/qrtNBmiR01sYhUOwu3H+VOw==}
 
+  magicast@0.3.5:
+    resolution: {integrity: sha512-L0WhttDl+2BOsybvEOLK7fW3UA0OQ0IQ2d6Zl2x/a6vVRs3bAY0ECOSHHeL5jD+SbOpOCUEi0y1DgHEn9Qn1AQ==}
+
+  make-dir@4.0.0:
+    resolution: {integrity: sha512-hXdUTZYIVOt1Ex//jAQi+wTZZpUpwBj/0QsOzqegb3rGMMeJiSEu5xLHnYfBrRV4RH2+OCSOO95Is/7x1WJ4bw==}
+    engines: {node: '>=10'}
+
+  marked@4.3.0:
+    resolution: {integrity: sha512-PRsaiG84bK+AMvxziE/lCFss8juXjNaWzVbN5tXAm4XjeaS9NAHhop+PjQxz2A9h8Q4M/xGmzP8vqNwy6JeK0A==}
+    engines: {node: '>= 12'}
+    hasBin: true
+
   merge-stream@2.0.0:
     resolution: {integrity: sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==}
 
@@ -1249,6 +1328,9 @@ packages:
     resolution: {integrity: sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==}
     engines: {node: '>=8'}
 
+  shiki@0.14.7:
+    resolution: {integrity: sha512-dNPAPrxSc87ua2sKJ3H5dQ/6ZaY8RNnaAqK+t0eG7p0Soi2ydiqbGOTaZCqaYvA/uZYfS1LJnemt3Q+mSfcPCg==}
+
   siginfo@2.0.0:
     resolution: {integrity: sha512-ybx0WO1/8bSBLEWXZvEd7gMW3Sn3JFlW3TvX1nREbDLRNQNaeNN8WK0meBwPdAaOI7TtRRRJn/Es1zhrrCHu7g==}
 
@@ -1311,6 +1393,10 @@ packages:
     resolution: {integrity: sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==}
     engines: {node: '>=8'}
 
+  test-exclude@6.0.0:
+    resolution: {integrity: sha512-cAGWPIyOHU6zlmg88jwm7VRyXnMN7iV68OGAbYDk/Mh/xC/pzVPlQtY6ngoIH/5/tciuhGfvESU8GrHrcxD56w==}
+    engines: {node: '>=8'}
+
   text-table@0.2.0:
     resolution: {integrity: sha512-N+8UisAXDGk8PFXP4HAzVR9nbfmVJ3zYLAWiTIoqC5v5isinhr+r5uaO8+7r3BMfuNIufIsA7RdpVgacC2cSpw==}
 
@@ -1390,6 +1476,13 @@ packages:
     resolution: {integrity: sha512-Ne+eE4r0/iWnpAxD852z3A+N0Bt5RN//NjJwRd2VFHEmrywxf5vsZlh4R6lixl6B+wz/8d+maTSAkN1FIkI3LQ==}
     engines: {node: '>=10'}
 
+  typedoc@0.25.13:
+    resolution: {integrity: sha512-pQqiwiJ+Z4pigfOnnysObszLiU3mVLWAExSPf+Mu06G/qsc3wzbuM56SZQvONhHLncLUhYzOVkjFFpFfL5AzhQ==}
+    engines: {node: '>= 16'}
+    hasBin: true
+    peerDependencies:
+      typescript: 4.6.x || 4.7.x || 4.8.x || 4.9.x || 5.0.x || 5.1.x || 5.2.x || 5.3.x || 5.4.x
+
   typescript@5.9.3:
     resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
     engines: {node: '>=14.17'}
@@ -1465,6 +1558,12 @@ packages:
       jsdom:
         optional: true
 
+  vscode-oniguruma@1.7.0:
+    resolution: {integrity: sha512-L9WMGRfrjOhgHSdOYgCt/yRMsXzLDJSL7BPrOZt73gU0iWO4mpqzqQzOz5srxqTvMBaR0XZTSrVWo4j55Rc6cA==}
+
+  vscode-textmate@8.0.0:
+    resolution: {integrity: sha512-AFbieoL7a5LMqcnOF04ji+rpXadgOXnZsxQr//r83kLPr7biP7am3g9zbaZIaBGwBRWeSvoMD4mgPdX3e4NWBg==}
+
   webidl-conversions@4.0.2:
     resolution: {integrity: sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==}
 
@@ -1518,6 +1617,26 @@ packages:
 
 snapshots:
 
+  '@ampproject/remapping@2.3.0':
+    dependencies:
+      '@jridgewell/gen-mapping': 0.3.13
+      '@jridgewell/trace-mapping': 0.3.31
+
+  '@babel/helper-string-parser@7.27.1': {}
+
+  '@babel/helper-validator-identifier@7.28.5': {}
+
+  '@babel/parser@7.28.6':
+    dependencies:
+      '@babel/types': 7.28.6
+
+  '@babel/types@7.28.6':
+    dependencies:
+      '@babel/helper-string-parser': 7.27.1
+      '@babel/helper-validator-identifier': 7.28.5
+
+  '@bcoe/v8-coverage@0.2.3': {}
+
   '@esbuild/aix-ppc64@0.21.5':
     optional: true
 
@@ -1709,6 +1828,8 @@ snapshots:
       wrap-ansi: 8.1.0
       wrap-ansi-cjs: wrap-ansi@7.0.0
 
+  '@istanbuljs/schema@0.1.3': {}
+
   '@jest/schemas@29.6.3':
     dependencies:
       '@sinclair/typebox': 0.27.8
@@ -1908,6 +2029,25 @@ snapshots:
 
   '@ungap/structured-clone@1.3.0': {}
 
+  '@vitest/coverage-v8@1.6.1(vitest@1.6.1(@types/node@20.19.23))':
+    dependencies:
+      '@ampproject/remapping': 2.3.0
+      '@bcoe/v8-coverage': 0.2.3
+      debug: 4.4.3
+      istanbul-lib-coverage: 3.2.2
+      istanbul-lib-report: 3.0.1
+      istanbul-lib-source-maps: 5.0.6
+      istanbul-reports: 3.2.0
+      magic-string: 0.30.19
+      magicast: 0.3.5
+      picocolors: 1.1.1
+      std-env: 3.10.0
+      strip-literal: 2.1.1
+      test-exclude: 6.0.0
+      vitest: 1.6.1(@types/node@20.19.23)
+    transitivePeerDependencies:
+      - supports-color
+
   '@vitest/expect@1.6.1':
     dependencies:
       '@vitest/spy': 1.6.1
@@ -1958,6 +2098,8 @@ snapshots:
 
   ansi-regex@6.2.2: {}
 
+  ansi-sequence-parser@1.1.3: {}
+
   ansi-styles@4.3.0:
     dependencies:
       color-convert: 2.0.1
@@ -2316,6 +2458,8 @@ snapshots:
 
   has-flag@4.0.0: {}
 
+  html-escaper@2.0.2: {}
+
   human-signals@5.0.0: {}
 
   ignore@5.3.2: {}
@@ -2354,6 +2498,27 @@ snapshots:
     dependencies:
       ws: 8.18.3
 
+  istanbul-lib-coverage@3.2.2: {}
+
+  istanbul-lib-report@3.0.1:
+    dependencies:
+      istanbul-lib-coverage: 3.2.2
+      make-dir: 4.0.0
+      supports-color: 7.2.0
+
+  istanbul-lib-source-maps@5.0.6:
+    dependencies:
+      '@jridgewell/trace-mapping': 0.3.31
+      debug: 4.4.3
+      istanbul-lib-coverage: 3.2.2
+    transitivePeerDependencies:
+      - supports-color
+
+  istanbul-reports@3.2.0:
+    dependencies:
+      html-escaper: 2.0.2
+      istanbul-lib-report: 3.0.1
+
   jackspeak@3.4.3:
     dependencies:
       '@isaacs/cliui': 8.0.2
@@ -2374,6 +2539,8 @@ snapshots:
 
   json-stable-stringify-without-jsonify@1.0.1: {}
 
+  jsonc-parser@3.3.1: {}
+
   keyv@4.5.4:
     dependencies:
       json-buffer: 3.0.1
@@ -2408,10 +2575,24 @@ snapshots:
 
   lru-cache@10.4.3: {}
 
+  lunr@2.3.9: {}
+
   magic-string@0.30.19:
     dependencies:
       '@jridgewell/sourcemap-codec': 1.5.5
 
+  magicast@0.3.5:
+    dependencies:
+      '@babel/parser': 7.28.6
+      '@babel/types': 7.28.6
+      source-map-js: 1.2.1
+
+  make-dir@4.0.0:
+    dependencies:
+      semver: 7.7.3
+
+  marked@4.3.0: {}
+
   merge-stream@2.0.0: {}
 
   merge2@1.4.1: {}
@@ -2610,6 +2791,13 @@ snapshots:
 
   shebang-regex@3.0.0: {}
 
+  shiki@0.14.7:
+    dependencies:
+      ansi-sequence-parser: 1.1.3
+      jsonc-parser: 3.3.1
+      vscode-oniguruma: 1.7.0
+      vscode-textmate: 8.0.0
+
   siginfo@2.0.0: {}
 
   signal-exit@4.1.0: {}
@@ -2668,6 +2856,12 @@ snapshots:
     dependencies:
       has-flag: 4.0.0
 
+  test-exclude@6.0.0:
+    dependencies:
+      '@istanbuljs/schema': 0.1.3
+      glob: 7.2.3
+      minimatch: 3.1.2
+
   text-table@0.2.0: {}
 
   thenify-all@1.6.0:
@@ -2743,6 +2937,14 @@ snapshots:
 
   type-fest@0.20.2: {}
 
+  typedoc@0.25.13(typescript@5.9.3):
+    dependencies:
+      lunr: 2.3.9
+      marked: 4.3.0
+      minimatch: 9.0.5
+      shiki: 0.14.7
+      typescript: 5.9.3
+
   typescript@5.9.3: {}
 
   ufo@1.6.1: {}
@@ -2814,6 +3016,10 @@ snapshots:
       - supports-color
       - terser
 
+  vscode-oniguruma@1.7.0: {}
+
+  vscode-textmate@8.0.0: {}
+
   webidl-conversions@4.0.2: {}
 
   whatwg-url@7.1.0:

src/auth/index.ts

@@ -0,0 +1,3 @@
+export { AuthClient } from "./client";
+export type { AuthConfig, WhoAmI, StorageAdapter } from "./types";
+export { MemoryStorage, LocalStorageAdapter } from "./types";

src/cache/index.ts

@@ -0,0 +1,14 @@
+export { CacheClient } from "./client";
+export type {
+  CacheGetRequest,
+  CacheGetResponse,
+  CachePutRequest,
+  CachePutResponse,
+  CacheDeleteRequest,
+  CacheDeleteResponse,
+  CacheMultiGetRequest,
+  CacheMultiGetResponse,
+  CacheScanRequest,
+  CacheScanResponse,
+  CacheHealthResponse,
+} from "./client";

src/core/http.ts

@@ -25,6 +25,10 @@ export interface HttpClientConfig {
   maxRetries?: number;
   retryDelayMs?: number;
   fetch?: typeof fetch;
+  /**
+   * Enable debug logging (includes full SQL queries and args). Default: false
+   */
+  debug?: boolean;
   /**
    * Callback invoked on network errors (after all retries exhausted).
    * Use this to trigger gateway failover at the application layer.
@@ -63,6 +67,7 @@ export class HttpClient {
   private fetch: typeof fetch;
   private apiKey?: string;
   private jwt?: string;
+  private debug: boolean;
   private onNetworkError?: NetworkErrorCallback;
 
   constructor(config: HttpClientConfig) {
@@ -72,6 +77,7 @@ export class HttpClient {
     this.retryDelayMs = config.retryDelayMs ?? 1000;
     // Use provided fetch or create one with proper TLS configuration for staging certificates
     this.fetch = config.fetch ?? createFetchWithTLSConfig();
+    this.debug = config.debug ?? false;
     this.onNetworkError = config.onNetworkError;
   }
 
@@ -256,7 +262,7 @@ export class HttpClient {
         const logMessage = `[HttpClient] ${method} ${path} completed in ${duration.toFixed(
           2
         )}ms`;
-        if (queryDetails) {
+        if (queryDetails && this.debug) {
           console.log(logMessage);
           console.log(`[HttpClient]   ${queryDetails}`);
         } else {
@@ -286,7 +292,7 @@ export class HttpClient {
             2
           )}ms:`;
           console.error(errorMessage, error);
-          if (queryDetails) {
+          if (queryDetails && this.debug) {
             console.error(`[HttpClient]   ${queryDetails}`);
           }
         }

src/core/index.ts

@@ -0,0 +1,10 @@
+export { HttpClient, type HttpClientConfig, type NetworkErrorCallback, type NetworkErrorContext } from "./http";
+export { WSClient, type WSClientConfig } from "./ws";
+export type { IHttpTransport, RequestOptions } from "./interfaces/IHttpTransport";
+export type { IWebSocketClient } from "./interfaces/IWebSocketClient";
+export type { IAuthStrategy, RequestContext } from "./interfaces/IAuthStrategy";
+export type { IRetryPolicy } from "./interfaces/IRetryPolicy";
+export { PathBasedAuthStrategy } from "./transport/AuthHeaderStrategy";
+export { ExponentialBackoffRetryPolicy } from "./transport/RequestRetryPolicy";
+export { RequestLogger } from "./transport/RequestLogger";
+export { TLSConfiguration } from "./transport/TLSConfiguration";

src/core/interfaces/IAuthStrategy.ts

@@ -0,0 +1,28 @@
+/**
+ * Request context for authentication
+ */
+export interface RequestContext {
+  path: string;
+  method: string;
+}
+
+/**
+ * Authentication strategy interface
+ * Provides abstraction for different authentication header strategies
+ */
+export interface IAuthStrategy {
+  /**
+   * Get authentication headers for a request
+   */
+  getHeaders(context: RequestContext): Record<string, string>;
+
+  /**
+   * Set API key
+   */
+  setApiKey(apiKey?: string): void;
+
+  /**
+   * Set JWT token
+   */
+  setJwt(jwt?: string): void;
+}

src/core/interfaces/IHttpTransport.ts

@@ -0,0 +1,73 @@
+/**
+ * HTTP Request options
+ */
+export interface RequestOptions {
+  headers?: Record<string, string>;
+  query?: Record<string, string | number | boolean>;
+  timeout?: number;
+}
+
+/**
+ * HTTP Transport abstraction interface
+ * Provides a testable abstraction layer for HTTP operations
+ */
+export interface IHttpTransport {
+  /**
+   * Perform GET request
+   */
+  get<T = any>(path: string, options?: RequestOptions): Promise<T>;
+
+  /**
+   * Perform POST request
+   */
+  post<T = any>(path: string, body?: any, options?: RequestOptions): Promise<T>;
+
+  /**
+   * Perform PUT request
+   */
+  put<T = any>(path: string, body?: any, options?: RequestOptions): Promise<T>;
+
+  /**
+   * Perform DELETE request
+   */
+  delete<T = any>(path: string, options?: RequestOptions): Promise<T>;
+
+  /**
+   * Upload file using multipart/form-data
+   */
+  uploadFile<T = any>(
+    path: string,
+    formData: FormData,
+    options?: { timeout?: number }
+  ): Promise<T>;
+
+  /**
+   * Get binary response (returns Response object for streaming)
+   */
+  getBinary(path: string): Promise<Response>;
+
+  /**
+   * Get base URL
+   */
+  getBaseURL(): string;
+
+  /**
+   * Get API key
+   */
+  getApiKey(): string | undefined;
+
+  /**
+   * Get current token (JWT or API key)
+   */
+  getToken(): string | undefined;
+
+  /**
+   * Set API key for authentication
+   */
+  setApiKey(apiKey?: string): void;
+
+  /**
+   * Set JWT token for authentication
+   */
+  setJwt(jwt?: string): void;
+}

src/core/interfaces/IRetryPolicy.ts

@@ -0,0 +1,20 @@
+/**
+ * Retry policy interface
+ * Provides abstraction for retry logic and backoff strategies
+ */
+export interface IRetryPolicy {
+  /**
+   * Determine if request should be retried
+   */
+  shouldRetry(error: any, attempt: number): boolean;
+
+  /**
+   * Get delay before next retry attempt (in milliseconds)
+   */
+  getDelay(attempt: number): number;
+
+  /**
+   * Get maximum number of retry attempts
+   */
+  getMaxRetries(): number;
+}

src/core/interfaces/IWebSocketClient.ts

@@ -0,0 +1,60 @@
+/**
+ * WebSocket Client abstraction interface
+ * Provides a testable abstraction layer for WebSocket operations
+ */
+export interface IWebSocketClient {
+  /**
+   * Connect to WebSocket server
+   */
+  connect(): Promise<void>;
+
+  /**
+   * Close WebSocket connection
+   */
+  close(): void;
+
+  /**
+   * Send data through WebSocket
+   */
+  send(data: string): void;
+
+  /**
+   * Register message handler
+   */
+  onMessage(handler: (data: string) => void): void;
+
+  /**
+   * Unregister message handler
+   */
+  offMessage(handler: (data: string) => void): void;
+
+  /**
+   * Register error handler
+   */
+  onError(handler: (error: Error) => void): void;
+
+  /**
+   * Unregister error handler
+   */
+  offError(handler: (error: Error) => void): void;
+
+  /**
+   * Register close handler
+   */
+  onClose(handler: () => void): void;
+
+  /**
+   * Unregister close handler
+   */
+  offClose(handler: () => void): void;
+
+  /**
+   * Check if WebSocket is connected
+   */
+  isConnected(): boolean;
+
+  /**
+   * Get WebSocket URL
+   */
+  get url(): string;
+}

src/core/interfaces/index.ts

@@ -0,0 +1,4 @@
+export type { IHttpTransport, RequestOptions } from "./IHttpTransport";
+export type { IWebSocketClient } from "./IWebSocketClient";
+export type { IAuthStrategy, RequestContext } from "./IAuthStrategy";
+export type { IRetryPolicy } from "./IRetryPolicy";

src/core/transport/AuthHeaderStrategy.ts

@@ -0,0 +1,108 @@
+import type { IAuthStrategy, RequestContext } from "../interfaces/IAuthStrategy";
+
+/**
+ * Authentication type for different operations
+ */
+type AuthType = "api-key-only" | "api-key-preferred" | "jwt-preferred" | "both";
+
+/**
+ * Path-based authentication strategy
+ * Determines which auth credentials to use based on the request path
+ */
+export class PathBasedAuthStrategy implements IAuthStrategy {
+  private apiKey?: string;
+  private jwt?: string;
+
+  /**
+   * Mapping of path patterns to auth types
+   */
+  private readonly authRules: Array<{ pattern: string; type: AuthType }> = [
+    // Database, PubSub, Proxy, Cache: prefer API key
+    { pattern: "/v1/rqlite/", type: "api-key-only" },
+    { pattern: "/v1/pubsub/", type: "api-key-only" },
+    { pattern: "/v1/proxy/", type: "api-key-only" },
+    { pattern: "/v1/cache/", type: "api-key-only" },
+    // Auth operations: prefer API key
+    { pattern: "/v1/auth/", type: "api-key-preferred" },
+  ];
+
+  constructor(apiKey?: string, jwt?: string) {
+    this.apiKey = apiKey;
+    this.jwt = jwt;
+  }
+
+  /**
+   * Get authentication headers for a request
+   */
+  getHeaders(context: RequestContext): Record<string, string> {
+    const headers: Record<string, string> = {};
+    const authType = this.detectAuthType(context.path);
+
+    switch (authType) {
+      case "api-key-only":
+        if (this.apiKey) {
+          headers["X-API-Key"] = this.apiKey;
+        } else if (this.jwt) {
+          // Fallback to JWT if no API key
+          headers["Authorization"] = `Bearer ${this.jwt}`;
+        }
+        break;
+
+      case "api-key-preferred":
+        if (this.apiKey) {
+          headers["X-API-Key"] = this.apiKey;
+        }
+        if (this.jwt) {
+          headers["Authorization"] = `Bearer ${this.jwt}`;
+        }
+        break;
+
+      case "jwt-preferred":
+        if (this.jwt) {
+          headers["Authorization"] = `Bearer ${this.jwt}`;
+        }
+        if (this.apiKey) {
+          headers["X-API-Key"] = this.apiKey;
+        }
+        break;
+
+      case "both":
+        if (this.jwt) {
+          headers["Authorization"] = `Bearer ${this.jwt}`;
+        }
+        if (this.apiKey) {
+          headers["X-API-Key"] = this.apiKey;
+        }
+        break;
+    }
+
+    return headers;
+  }
+
+  /**
+   * Set API key
+   */
+  setApiKey(apiKey?: string): void {
+    this.apiKey = apiKey;
+  }
+
+  /**
+   * Set JWT token
+   */
+  setJwt(jwt?: string): void {
+    this.jwt = jwt;
+  }
+
+  /**
+   * Detect auth type based on path
+   */
+  private detectAuthType(path: string): AuthType {
+    for (const rule of this.authRules) {
+      if (path.includes(rule.pattern)) {
+        return rule.type;
+      }
+    }
+    // Default: send both if available
+    return "both";
+  }
+}

src/core/transport/RequestLogger.ts

@@ -0,0 +1,116 @@
+/**
+ * Request logger for debugging HTTP operations
+ */
+export class RequestLogger {
+  private readonly debug: boolean;
+
+  constructor(debug: boolean = false) {
+    this.debug = debug;
+  }
+
+  /**
+   * Log successful request
+   */
+  logSuccess(
+    method: string,
+    path: string,
+    duration: number,
+    queryDetails?: string
+  ): void {
+    if (typeof console === "undefined") return;
+
+    const logMessage = `[HttpClient] ${method} ${path} completed in ${duration.toFixed(2)}ms`;
+
+    if (queryDetails && this.debug) {
+      console.log(logMessage);
+      console.log(`[HttpClient]   ${queryDetails}`);
+    } else {
+      console.log(logMessage);
+    }
+  }
+
+  /**
+   * Log failed request
+   */
+  logError(
+    method: string,
+    path: string,
+    duration: number,
+    error: any,
+    queryDetails?: string
+  ): void {
+    if (typeof console === "undefined") return;
+
+    // Special handling for 404 on find-one (expected behavior)
+    const is404FindOne =
+      path === "/v1/rqlite/find-one" &&
+      error?.httpStatus === 404;
+
+    if (is404FindOne) {
+      console.warn(
+        `[HttpClient] ${method} ${path} returned 404 after ${duration.toFixed(2)}ms (expected for optional lookups)`
+      );
+      return;
+    }
+
+    const errorMessage = `[HttpClient] ${method} ${path} failed after ${duration.toFixed(2)}ms:`;
+    console.error(errorMessage, error);
+
+    if (queryDetails && this.debug) {
+      console.error(`[HttpClient]   ${queryDetails}`);
+    }
+  }
+
+  /**
+   * Extract query details from request for logging
+   */
+  extractQueryDetails(path: string, body?: any): string | null {
+    if (!this.debug) return null;
+
+    const isRqliteOperation = path.includes("/v1/rqlite/");
+    if (!isRqliteOperation || !body) return null;
+
+    try {
+      const parsedBody = typeof body === "string" ? JSON.parse(body) : body;
+
+      // Direct SQL query
+      if (parsedBody.sql) {
+        let details = `SQL: ${parsedBody.sql}`;
+        if (parsedBody.args && parsedBody.args.length > 0) {
+          details += ` | Args: [${parsedBody.args
+            .map((a: any) => (typeof a === "string" ? `"${a}"` : a))
+            .join(", ")}]`;
+        }
+        return details;
+      }
+
+      // Table-based query
+      if (parsedBody.table) {
+        let details = `Table: ${parsedBody.table}`;
+        if (parsedBody.criteria && Object.keys(parsedBody.criteria).length > 0) {
+          details += ` | Criteria: ${JSON.stringify(parsedBody.criteria)}`;
+        }
+        if (parsedBody.options) {
+          details += ` | Options: ${JSON.stringify(parsedBody.options)}`;
+        }
+        if (parsedBody.select) {
+          details += ` | Select: ${JSON.stringify(parsedBody.select)}`;
+        }
+        if (parsedBody.where) {
+          details += ` | Where: ${JSON.stringify(parsedBody.where)}`;
+        }
+        if (parsedBody.limit) {
+          details += ` | Limit: ${parsedBody.limit}`;
+        }
+        if (parsedBody.offset) {
+          details += ` | Offset: ${parsedBody.offset}`;
+        }
+        return details;
+      }
+    } catch {
+      // Failed to parse, ignore
+    }
+
+    return null;
+  }
+}

src/core/transport/RequestRetryPolicy.ts

@@ -0,0 +1,53 @@
+import type { IRetryPolicy } from "../interfaces/IRetryPolicy";
+import { SDKError } from "../../errors";
+
+/**
+ * Exponential backoff retry policy
+ * Retries failed requests with increasing delays
+ */
+export class ExponentialBackoffRetryPolicy implements IRetryPolicy {
+  private readonly maxRetries: number;
+  private readonly baseDelayMs: number;
+
+  /**
+   * HTTP status codes that should trigger a retry
+   */
+  private readonly retryableStatusCodes = [408, 429, 500, 502, 503, 504];
+
+  constructor(maxRetries: number = 3, baseDelayMs: number = 1000) {
+    this.maxRetries = maxRetries;
+    this.baseDelayMs = baseDelayMs;
+  }
+
+  /**
+   * Determine if request should be retried
+   */
+  shouldRetry(error: any, attempt: number): boolean {
+    // Don't retry if max attempts reached
+    if (attempt >= this.maxRetries) {
+      return false;
+    }
+
+    // Retry on retryable HTTP errors
+    if (error instanceof SDKError) {
+      return this.retryableStatusCodes.includes(error.httpStatus);
+    }
+
+    // Don't retry other errors
+    return false;
+  }
+
+  /**
+   * Get delay before next retry (exponential backoff)
+   */
+  getDelay(attempt: number): number {
+    return this.baseDelayMs * (attempt + 1);
+  }
+
+  /**
+   * Get maximum number of retry attempts
+   */
+  getMaxRetries(): number {
+    return this.maxRetries;
+  }
+}

src/core/transport/TLSConfiguration.ts

@@ -0,0 +1,53 @@
+/**
+ * TLS Configuration for development/staging environments
+ *
+ * WARNING: Only use this in development/testing environments!
+ * DO NOT disable certificate validation in production.
+ */
+export class TLSConfiguration {
+  /**
+   * Create fetch function with proper TLS configuration
+   */
+  static createFetchWithTLSConfig(): typeof fetch {
+    // Only allow insecure TLS in development
+    if (this.shouldAllowInsecure()) {
+      this.configureInsecureTLS();
+    }
+
+    return globalThis.fetch;
+  }
+
+  /**
+   * Check if insecure TLS should be allowed
+   */
+  private static shouldAllowInsecure(): boolean {
+    // Check if we're in Node.js environment
+    if (typeof process === "undefined" || !process.versions?.node) {
+      return false;
+    }
+
+    // Only allow in non-production with explicit flag
+    const isProduction = process.env.NODE_ENV === "production";
+    const allowInsecure = process.env.DEBROS_ALLOW_INSECURE_TLS === "true";
+
+    return !isProduction && allowInsecure;
+  }
+
+  /**
+   * Configure Node.js to allow insecure TLS
+   * WARNING: Only call in development!
+   */
+  private static configureInsecureTLS(): void {
+    if (typeof process !== "undefined" && process.env) {
+      // Allow self-signed/staging certificates for development
+      process.env.NODE_TLS_REJECT_UNAUTHORIZED = "0";
+
+      if (typeof console !== "undefined") {
+        console.warn(
+          "[TLSConfiguration] WARNING: TLS certificate validation disabled for development. " +
+          "DO NOT use in production!"
+        );
+      }
+    }
+  }
+}

src/core/transport/index.ts

@@ -0,0 +1,4 @@
+export { PathBasedAuthStrategy } from "./AuthHeaderStrategy";
+export { ExponentialBackoffRetryPolicy } from "./RequestRetryPolicy";
+export { RequestLogger } from "./RequestLogger";
+export { TLSConfiguration } from "./TLSConfiguration";

src/db/index.ts

@@ -0,0 +1,13 @@
+export { DBClient } from "./client";
+export { QueryBuilder } from "./qb";
+export { Repository } from "./repository";
+export type {
+  Entity,
+  QueryResponse,
+  TransactionOp,
+  TransactionRequest,
+  SelectOptions,
+  FindOptions,
+  ColumnDefinition,
+} from "./types";
+export { extractTableName, extractPrimaryKey } from "./types";

src/functions/index.ts

@@ -0,0 +1,2 @@
+export { FunctionsClient, type FunctionsClientConfig } from "./client";
+export type { FunctionResponse, SuccessResponse } from "./types";

src/index.ts

@@ -43,6 +43,7 @@ export function createClient(config: ClientConfig): Client {
     timeout: config.timeout,
     maxRetries: config.maxRetries,
     retryDelayMs: config.retryDelayMs,
+    debug: config.debug,
     fetch: config.fetch,
     onNetworkError: config.onNetworkError,
   });

src/network/index.ts

@@ -0,0 +1,7 @@
+export { NetworkClient } from "./client";
+export type {
+  PeerInfo,
+  NetworkStatus,
+  ProxyRequest,
+  ProxyResponse,
+} from "./client";

src/pubsub/index.ts

@@ -0,0 +1,12 @@
+export { PubSubClient, Subscription } from "./client";
+export type {
+  PubSubMessage,
+  RawEnvelope,
+  MessageHandler,
+  ErrorHandler,
+  CloseHandler,
+  PresenceMember,
+  PresenceResponse,
+  PresenceOptions,
+  SubscribeOptions,
+} from "./types";

src/storage/index.ts

@@ -0,0 +1,7 @@
+export { StorageClient } from "./client";
+export type {
+  StorageUploadResponse,
+  StoragePinRequest,
+  StoragePinResponse,
+  StorageStatus,
+} from "./client";

src/utils/codec.ts

@@ -0,0 +1,68 @@
+/**
+ * Base64 Codec for cross-platform encoding/decoding
+ * Works in both Node.js and browser environments
+ */
+export class Base64Codec {
+  /**
+   * Encode string or Uint8Array to base64
+   */
+  static encode(input: string | Uint8Array): string {
+    if (typeof input === "string") {
+      return this.encodeString(input);
+    }
+    return this.encodeBytes(input);
+  }
+
+  /**
+   * Encode string to base64
+   */
+  static encodeString(str: string): string {
+    if (this.isNode()) {
+      return Buffer.from(str).toString("base64");
+    }
+    // Browser
+    return btoa(
+      encodeURIComponent(str).replace(/%([0-9A-F]{2})/g, (match, p1) =>
+        String.fromCharCode(parseInt(p1, 16))
+      )
+    );
+  }
+
+  /**
+   * Encode Uint8Array to base64
+   */
+  static encodeBytes(bytes: Uint8Array): string {
+    if (this.isNode()) {
+      return Buffer.from(bytes).toString("base64");
+    }
+    // Browser
+    let binary = "";
+    for (let i = 0; i < bytes.length; i++) {
+      binary += String.fromCharCode(bytes[i]);
+    }
+    return btoa(binary);
+  }
+
+  /**
+   * Decode base64 to string
+   */
+  static decode(b64: string): string {
+    if (this.isNode()) {
+      return Buffer.from(b64, "base64").toString("utf-8");
+    }
+    // Browser
+    const binary = atob(b64);
+    const bytes = new Uint8Array(binary.length);
+    for (let i = 0; i < binary.length; i++) {
+      bytes[i] = binary.charCodeAt(i);
+    }
+    return new TextDecoder().decode(bytes);
+  }
+
+  /**
+   * Check if running in Node.js environment
+   */
+  private static isNode(): boolean {
+    return typeof Buffer !== "undefined";
+  }
+}

src/utils/index.ts

@@ -0,0 +1,3 @@
+export { Base64Codec } from "./codec";
+export { retryWithBackoff, type RetryConfig } from "./retry";
+export { Platform } from "./platform";

src/utils/platform.ts

@@ -0,0 +1,44 @@
+/**
+ * Platform detection utilities
+ * Helps determine runtime environment (Node.js vs Browser)
+ */
+export const Platform = {
+  /**
+   * Check if running in Node.js
+   */
+  isNode: (): boolean => {
+    return typeof process !== "undefined" && !!process.versions?.node;
+  },
+
+  /**
+   * Check if running in browser
+   */
+  isBrowser: (): boolean => {
+    return typeof window !== "undefined";
+  },
+
+  /**
+   * Check if localStorage is available
+   */
+  hasLocalStorage: (): boolean => {
+    try {
+      return typeof localStorage !== "undefined" && localStorage !== null;
+    } catch {
+      return false;
+    }
+  },
+
+  /**
+   * Check if Buffer is available (Node.js)
+   */
+  hasBuffer: (): boolean => {
+    return typeof Buffer !== "undefined";
+  },
+
+  /**
+   * Check if btoa/atob are available (Browser)
+   */
+  hasBase64: (): boolean => {
+    return typeof btoa !== "undefined" && typeof atob !== "undefined";
+  },
+};

src/utils/retry.ts

@@ -0,0 +1,58 @@
+/**
+ * Retry configuration
+ */
+export interface RetryConfig {
+  /**
+   * Maximum number of retry attempts
+   */
+  maxAttempts: number;
+
+  /**
+   * Function to calculate backoff delay in milliseconds
+   */
+  backoffMs: (attempt: number) => number;
+
+  /**
+   * Function to determine if error should trigger retry
+   */
+  shouldRetry: (error: any) => boolean;
+}
+
+/**
+ * Retry an operation with exponential backoff
+ * @param operation - The async operation to retry
+ * @param config - Retry configuration
+ * @returns Promise resolving to operation result
+ * @throws Last error if all retries exhausted
+ */
+export async function retryWithBackoff<T>(
+  operation: () => Promise<T>,
+  config: RetryConfig
+): Promise<T> {
+  let lastError: Error | null = null;
+
+  for (let attempt = 1; attempt <= config.maxAttempts; attempt++) {
+    try {
+      return await operation();
+    } catch (error: any) {
+      lastError = error instanceof Error ? error : new Error(String(error));
+
+      // Check if we should retry this error
+      if (!config.shouldRetry(error)) {
+        throw error;
+      }
+
+      // If this was the last attempt, throw
+      if (attempt === config.maxAttempts) {
+        throw error;
+      }
+
+      // Wait before next attempt
+      const delay = config.backoffMs(attempt);
+      await new Promise((resolve) => setTimeout(resolve, delay));
+    }
+  }
+
+  // Fallback (should never reach here)
+  throw lastError || new Error("Retry failed");
+}

tests/e2e/storage.test.ts

@@ -85,7 +85,7 @@ describe("Storage", () => {
     const client = await createTestClient();
     // First upload and pin a file
     const testContent = "File for status check";
-    const testFile = new File([testContent], "status-test.txt", {
+    const testFile = new File([testContent], "status-test", {
       type: "text/plain",
     });