diff --git a/.env.example b/.env.example
new file mode 100644
index 00000000..03118ef5
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,53 @@
+# Brainy Configuration Example
+# Copy this file to .env and fill in your values
+
+# ===================================
+# Core Configuration
+# ===================================
+NODE_ENV=development
+DEBUG=false
+LOG_LEVEL=info
+
+# ===================================
+# Brain Cloud Configuration (Optional)
+# ===================================
+# Sign up at https://soulcraft.com/brain-cloud
+BRAIN_CLOUD_URL=https://api.soulcraft.com/brain-cloud
+BRAIN_CLOUD_KEY=
+BRAIN_CLOUD_CUSTOMER_ID=
+
+# ===================================
+# Licensing (Optional)
+# ===================================
+# Get your license at https://soulcraft.com
+BRAINY_LICENSE_KEY=
+
+# ===================================
+# LLM API Keys (Optional)
+# ===================================
+# Required only if using BrainyChat features
+ANTHROPIC_API_KEY=
+OPENAI_API_KEY=
+
+# ===================================
+# AWS S3 Storage (Optional)
+# ===================================
+# Required only if using S3 storage adapter
+AWS_ACCESS_KEY_ID=
+AWS_SECRET_ACCESS_KEY=
+AWS_REGION=us-east-1
+S3_BUCKET_NAME=
+
+# ===================================
+# MCP Server Configuration (Optional)
+# ===================================
+# For Claude integration via MCP
+CUSTOMER_ID=
+MCP_SERVER_PORT=3000
+
+# ===================================
+# Development/Testing
+# ===================================
+# Test environment settings
+TEST_TIMEOUT=30000
+VITEST_WORKERS=1
\ No newline at end of file
diff --git a/PERFORMANCE_OPTIMIZATION_TODO.md b/PERFORMANCE_OPTIMIZATION_TODO.md
index b2a2145c..dcd08218 100644
--- a/PERFORMANCE_OPTIMIZATION_TODO.md
+++ b/PERFORMANCE_OPTIMIZATION_TODO.md
@@ -14,7 +14,7 @@ Current metadata filtering has a **300-400% search overhead** due to a fixed 3x
 ### Root Cause
 ```typescript
 // Current implementation (inefficient)
-// File: /home/dpsifr/Projects/brainy/src/hnsw/hnswIndex.ts:377
+// File: src/hnsw/hnswIndex.ts:377
 const ef = filter ? Math.max(this.config.efSearch * 3, k * 3) : Math.max(this.config.efSearch, k)
 ```
 
@@ -41,7 +41,7 @@ function getEfMultiplier(selectivity: number): number {
 
 ### 3. Implementation Location
 
-**File**: `/home/dpsifr/Projects/brainy/src/brainyData.ts`  
+**File**: `src/brainyData.ts`  
 **Method**: `searchByNounTypes` (around line 2165)
 
 ```typescript
@@ -58,7 +58,7 @@ if (hasMetadataFilter && this.metadataIndex) {
 }
 ```
 
-**File**: `/home/dpsifr/Projects/brainy/src/hnsw/hnswIndex.ts`  
+**File**: `src/hnsw/hnswIndex.ts`  
 **Method**: `search` (around line 377)
 
 ```typescript
@@ -188,9 +188,9 @@ const cachedFieldIndex = this.metadataCache.get(`field_${field}`)
 
 ## 📝 Files to Modify
 
-1. `/home/dpsifr/Projects/brainy/src/brainyData.ts` (selectivity calculation)
-2. `/home/dpsifr/Projects/brainy/src/hnsw/hnswIndex.ts` (dynamic ef multiplier)
-3. `/home/dpsifr/Projects/brainy/src/hnsw/optimizedHNSWIndex.ts` (forward selectivity)
+1. `src/brainyData.ts` (selectivity calculation)
+2. `src/hnsw/hnswIndex.ts` (dynamic ef multiplier)
+3. `src/hnsw/optimizedHNSWIndex.ts` (forward selectivity)
 
 ## 🔄 Rollback Plan
 
diff --git a/bin/brainy.js b/bin/brainy.js
index 2576c375..a588bb06 100755
--- a/bin/brainy.js
+++ b/bin/brainy.js
@@ -345,7 +345,7 @@ program
       
       try {
         // Test connection to Brain Cloud worker
-        const healthUrl = `https://brain-cloud.dpsifr.workers.dev/health`
+        const healthUrl = `https://api.soulcraft.com/brain-cloud/health`
         const response = await fetch(healthUrl, {
           headers: { 'x-customer-id': options.connect }
         })
@@ -357,7 +357,7 @@ program
           console.log(chalk.gray(`⏰ Connected at: ${new Date(data.timestamp).toLocaleString()}`))
           
           // Test memories endpoint
-          const memoriesResponse = await fetch(`https://brain-cloud.dpsifr.workers.dev/memories`, {
+          const memoriesResponse = await fetch(`https://api.soulcraft.com/brain-cloud/memories`, {
             headers: { 'x-customer-id': options.connect }
           })
           
@@ -384,7 +384,7 @@ program
       console.log(chalk.green(`📦 Exporting data from Brain Cloud instance: ${options.export}`))
       
       try {
-        const response = await fetch(`https://brain-cloud.dpsifr.workers.dev/export`, {
+        const response = await fetch(`https://api.soulcraft.com/brain-cloud/export`, {
           headers: { 'x-customer-id': options.export }
         })
         
@@ -408,7 +408,7 @@ program
       console.log(chalk.green(`🔍 Checking status of Brain Cloud instance: ${options.status}`))
       
       try {
-        const response = await fetch(`https://brain-cloud.dpsifr.workers.dev/health`, {
+        const response = await fetch(`https://api.soulcraft.com/brain-cloud/health`, {
           headers: { 'x-customer-id': options.status }
         })
         
@@ -419,7 +419,7 @@ program
           console.log(chalk.gray(`⏰ Last check: ${new Date(data.timestamp).toLocaleString()}`))
           
           // Get memory count
-          const memoriesResponse = await fetch(`https://brain-cloud.dpsifr.workers.dev/memories`, {
+          const memoriesResponse = await fetch(`https://api.soulcraft.com/brain-cloud/memories`, {
             headers: { 'x-customer-id': options.status }
           })
           
@@ -915,7 +915,7 @@ async function detectCustomerId() {
     const testIds = ['demo-test-auto', 'demo-test123']
     for (const id of testIds) {
       try {
-        const response = await fetch(`https://brain-cloud.dpsifr.workers.dev/health`, {
+        const response = await fetch(`https://api.soulcraft.com/brain-cloud/health`, {
           headers: { 'x-customer-id': id }
         })
         if (response.ok) {
@@ -947,7 +947,7 @@ async function setupBrainCloudMemory(customerId) {
           args: ["brainy-mcp-server.js"],
           env: {
             CUSTOMER_ID: customerId,
-            BRAIN_CLOUD_URL: "https://brain-cloud.dpsifr.workers.dev"
+            BRAIN_CLOUD_URL: "https://api.soulcraft.com/brain-cloud"
           }
         }
       }
@@ -1001,7 +1001,7 @@ When working with multiple AI assistants, we automatically coordinate:
   try {
     const brainyConfig = {
       brainCloudCustomerId: customerId,
-      brainCloudUrl: 'https://brain-cloud.dpsifr.workers.dev',
+      brainCloudUrl: 'https://api.soulcraft.com/brain-cloud',
       lastConnected: new Date().toISOString()
     }
     
diff --git a/brainy-mcp-server.js b/brainy-mcp-server.js
index 5f82e2a2..45e63ce0 100644
--- a/brainy-mcp-server.js
+++ b/brainy-mcp-server.js
@@ -16,7 +16,7 @@ import {
 
 // Configuration from environment
 const CUSTOMER_ID = process.env.CUSTOMER_ID || 'demo-test-auto';
-const BRAIN_CLOUD_URL = process.env.BRAIN_CLOUD_URL || 'https://brain-cloud.dpsifr.workers.dev';
+const BRAIN_CLOUD_URL = process.env.BRAIN_CLOUD_URL || 'https://api.soulcraft.com/brain-cloud';
 
 class BrainCloudMCPServer {
   constructor() {