diff --git a/src/framework/DebrosFramework.ts b/src/framework/DebrosFramework.ts
index 51ec3ed..aa7635b 100644
--- a/src/framework/DebrosFramework.ts
+++ b/src/framework/DebrosFramework.ts
@@ -183,6 +183,8 @@ export class DebrosFramework {
       if (overrideConfig) {
         this.config = { ...this.config, ...overrideConfig };
         this.configManager = new ConfigManager(this.config);
+        // Update status to reflect config changes
+        this.status.environment = this.config.environment || 'development';
       }
 
       // Initialize services
@@ -593,6 +595,31 @@ export class DebrosFramework {
     return this.migrationManager;
   }
 
+  getQueryCache(): QueryCache | null {
+    return this.queryCache;
+  }
+
+  getOrbitDBService(): FrameworkOrbitDBService | null {
+    return this.orbitDBService;
+  }
+
+  getIPFSService(): FrameworkIPFSService | null {
+    return this.ipfsService;
+  }
+
+  getConfigManager(): ConfigManager | null {
+    return this.configManager;
+  }
+
+  async healthCheck(): Promise<any> {
+    this.performHealthCheck();
+    return {
+      healthy: this.status.healthy,
+      services: { ...this.status.services },
+      lastCheck: this.status.lastHealthCheck
+    };
+  }
+
   // Framework lifecycle
   async stop(): Promise<void> {
     if (!this.initialized) {
diff --git a/src/framework/core/ConfigManager.ts b/src/framework/core/ConfigManager.ts
index c1f911f..162917d 100644
--- a/src/framework/core/ConfigManager.ts
+++ b/src/framework/core/ConfigManager.ts
@@ -132,6 +132,11 @@ export class ConfigManager {
     return { ...this.config };
   }
 
+  // Alias for getConfig() to match test expectations
+  getFullConfig(): ExtendedFrameworkConfig {
+    return this.getConfig();
+  }
+
   // Configuration presets
   static developmentConfig(): ExtendedFrameworkConfig {
     return {
diff --git a/src/framework/models/BaseModel.ts b/src/framework/models/BaseModel.ts
index 6a40c10..c5d26da 100644
--- a/src/framework/models/BaseModel.ts
+++ b/src/framework/models/BaseModel.ts
@@ -32,13 +32,8 @@ export abstract class BaseModel {
     if (data && typeof data === 'object') {
       Object.keys(data).forEach((key) => {
         if (key !== '_loadedRelations' && key !== '_isDirty' && key !== '_isNew' && data[key] !== undefined) {
-          // Use setter if it exists (for Field-decorated properties), otherwise set directly
-          const descriptor = Object.getOwnPropertyDescriptor(Object.getPrototypeOf(this), key);
-          if (descriptor && descriptor.set) {
-            (this as any)[key] = data[key];
-          } else {
-            (this as any)[key] = data[key];
-          }
+          // Always set directly - the Field decorator's setter will handle validation and transformation
+          (this as any)[key] = data[key];
         }
       });
       
diff --git a/src/framework/relationships/RelationshipManager.ts b/src/framework/relationships/RelationshipManager.ts
index cb0104f..fab773e 100644
--- a/src/framework/relationships/RelationshipManager.ts
+++ b/src/framework/relationships/RelationshipManager.ts
@@ -376,8 +376,14 @@ export class RelationshipManager {
       return;
     }
 
+    // Get the related model class
+    const RelatedModel = config.model || (config.modelFactory ? config.modelFactory() : null) || (config.targetModel ? config.targetModel() : null);
+    if (!RelatedModel) {
+      throw new Error(`Cannot resolve related model for hasMany eager loading`);
+    }
+
     // Load all related models
-    let query = (config.model as any).whereIn(config.foreignKey, localKeys);
+    let query = (RelatedModel as any).whereIn(config.foreignKey, localKeys);
 
     if (options.constraints) {
       query = options.constraints(query);
@@ -493,7 +499,13 @@ export class RelationshipManager {
     const uniqueForeignKeys = [...new Set(allForeignKeys)];
 
     // Step 4: Load all related models
-    let relatedQuery = (config.model as any).whereIn('id', uniqueForeignKeys);
+    // Get the related model class
+    const RelatedModel = config.model || (config.modelFactory ? config.modelFactory() : null) || (config.targetModel ? config.targetModel() : null);
+    if (!RelatedModel) {
+      throw new Error(`Cannot resolve related model for manyToMany eager loading`);
+    }
+
+    let relatedQuery = (RelatedModel as any).whereIn('id', uniqueForeignKeys);
 
     if (options.constraints) {
       relatedQuery = options.constraints(relatedQuery);