feat: Add admin dashboard with authentication - Admin login/logout with Bearer token authentication - Secure admin dashboard page in frontend - Real-time system monitoring (memory, disk, translations) - Rate limits and cleanup service monitoring - Protected admin endpoints - Updated README with full SaaS documentation

.env.example

@@ -59,6 +59,20 @@ MAX_REQUEST_SIZE_MB=100
 # Request timeout in seconds
 REQUEST_TIMEOUT_SECONDS=300
 
+# ============== Admin Authentication ==============
+# Admin username
+ADMIN_USERNAME=admin
+
+# Admin password (change in production!)
+ADMIN_PASSWORD=changeme123
+
+# Or use SHA256 hash of password (more secure)
+# Generate with: python -c "import hashlib; print(hashlib.sha256(b'your_password').hexdigest())"
+# ADMIN_PASSWORD_HASH=
+
+# Token secret for session management (auto-generated if not set)
+# ADMIN_TOKEN_SECRET=
+
 # ============== Monitoring ==============
 # Log level: DEBUG, INFO, WARNING, ERROR
 LOG_LEVEL=INFO
@@ -67,4 +81,4 @@ LOG_LEVEL=INFO
 ENABLE_REQUEST_LOGGING=true
 
 # Memory usage threshold (percentage)
-MAX_MEMORY_PERCENT=80
+MAX_MEMORY_PERCENT=80