small fix, don't worry about it

.env.example

@@ -1,6 +1,8 @@
 # Server Configuration
 FRONTEND_PORT=3000
-BACKEND_PORT=9000
+FRONTEND_HOST_PORT=3900
+BACKEND_PORT=8080
+BACKEND_HOST_PORT=9000
 GIN_MODE=debug
 
 # Demo Mode Configuration
@@ -8,22 +10,23 @@ GIN_MODE=debug
 # Set to false for normal mode (full functionality)
 VITE_DEMO_MODE=true
 VITE_API_URL=http://localhost:9000
-FRONTEND_URL=http://localhost:3000
-OAUTH_SERVICE_URL=https://oauth.trackeep.org
-VITE_OAUTH_SERVICE_URL=https://oauth.trackeep.org
+FRONTEND_URL=http://localhost:3900
+PUBLIC_API_URL=http://localhost:9000
 
 # Database Configuration
 DB_TYPE=postgres
 DB_HOST=localhost
-DB_PORT=5433
+DB_PORT=5432
+DB_HOST_PORT=5433
 DB_USER=trackeep
 DB_PASSWORD=your_password_here
 DB_NAME=trackeep
 DB_SSL_MODE=disable
 
 # DragonflyDB Configuration
-DRAGONFLY_ADDR=dragonfly:6380
-DRAGONFLY_PORT=6380
+DRAGONFLY_ADDR=dragonfly:6379
+DRAGONFLY_PORT=6379
+DRAGONFLY_HOST_PORT=6380
 DRAGONFLY_PASSWORD=your_dragonfly_password_here
 
 # JWT Configuration (also used for encryption)
@@ -32,17 +35,9 @@ JWT_SECRET=your_jwt_secret_here_64_hex_characters_long_exactly
 # Token expiration time (e.g., 24h, 1h, 30m, 7d)
 JWT_EXPIRES_IN=24h
 
-# GitHub OAuth App Configuration
-GITHUB_CLIENT_ID=your_github_client_id_here
-GITHUB_CLIENT_SECRET=your_github_client_secret_here
-GITHUB_REDIRECT_URL=http://localhost:9000/api/v1/auth/github/callback
-
-# GitHub App Configuration (for repository installation + backups)
-# App installation callback should point to:
-# http://localhost:9000/api/v1/github/app/callback
-GITHUB_APP_SLUG=trackeep
-GITHUB_APP_ID=123456
-GITHUB_APP_PRIVATE_KEY="-----BEGIN RSA PRIVATE KEY-----\n...\n-----END RSA PRIVATE KEY-----"
+# GitHub backup storage
+# Self-hosted Trackeep instances use the unified control service for GitHub sign-in
+# and GitHub App installation. No per-instance GitHub App credentials are required.
 GITHUB_BACKUP_ROOT=./data/github-backups
 GITHUB_BACKUP_TIMEOUT=10m