Revert "Implemented User Activity Tracking"

.github/workflows/ci-cd.yml

@@ -10,8 +10,6 @@ jobs:
     steps:
       - name: Validate PR title
         uses: amannn/action-semantic-pull-request@v5
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           types: |
             feat

backend/.env.example

@@ -27,20 +27,3 @@ MAIL_USER=your-email@gmail.com
 MAIL_PASSWORD=your-app-password
 MAIL_FROM_NAME=MindBlock
 MAIL_FROM_ADDRESS=noreply@mindblock.com
-
-# Analytics Database (Optional - falls back to main DB if not configured)
-ANALYTICS_DB_URL=postgresql://analytics_user:secure_password@localhost:5432/mindblock_analytics
-ANALYTICS_DB_HOST=localhost
-ANALYTICS_DB_PORT=5433
-ANALYTICS_DB_USER=analytics_user
-ANALYTICS_DB_PASSWORD=secure_password
-ANALYTICS_DB_NAME=mindblock_analytics
-ANALYTICS_DB_SYNC=false
-ANALYTICS_DB_AUTOLOAD=true
-
-# Data Retention
-ANALYTICS_DATA_RETENTION_DAYS=90
-
-# Privacy Defaults
-TRACKING_OPT_OUT_BY_DEFAULT=false
-RESPECT_DNT_HEADER=true