feat: add Langflow

src/langflow/.env.example

@@ -0,0 +1,63 @@
+# Langflow Configuration
+
+# Versions
+LANGFLOW_VERSION=latest
+POSTGRES_VERSION=16-alpine
+
+# Port Configuration
+LANGFLOW_PORT_OVERRIDE=7860
+
+# PostgreSQL Configuration
+POSTGRES_DB=langflow
+POSTGRES_USER=langflow
+POSTGRES_PASSWORD=langflow
+
+# Storage Configuration
+LANGFLOW_CONFIG_DIR=/app/langflow
+
+# Server Configuration
+LANGFLOW_HOST=0.0.0.0
+LANGFLOW_WORKERS=1
+
+# Authentication - IMPORTANT: Configure for production!
+# Set LANGFLOW_AUTO_LOGIN=false to require login
+LANGFLOW_AUTO_LOGIN=true
+LANGFLOW_SUPERUSER=langflow
+LANGFLOW_SUPERUSER_PASSWORD=langflow
+
+# Security - IMPORTANT: Generate a secure secret key for production!
+# Use: python -c "from secrets import token_urlsafe; print(token_urlsafe(32))"
+LANGFLOW_SECRET_KEY=
+
+# Features
+LANGFLOW_AUTO_SAVING=true
+LANGFLOW_AUTO_SAVING_INTERVAL=1000
+LANGFLOW_STORE_ENVIRONMENT_VARIABLES=true
+LANGFLOW_FALLBACK_TO_ENV_VAR=true
+
+# Optional: Custom components directory
+LANGFLOW_COMPONENTS_PATH=
+
+# Optional: Load flows from directory on startup
+LANGFLOW_LOAD_FLOWS_PATH=
+
+# Logging
+LANGFLOW_LOG_LEVEL=error
+
+# Timezone
+TZ=UTC
+
+# Analytics
+DO_NOT_TRACK=false
+
+# Resource Limits - Langflow
+LANGFLOW_CPU_LIMIT=2.0
+LANGFLOW_CPU_RESERVATION=0.5
+LANGFLOW_MEMORY_LIMIT=2G
+LANGFLOW_MEMORY_RESERVATION=512M
+
+# Resource Limits - PostgreSQL
+POSTGRES_CPU_LIMIT=1.0
+POSTGRES_CPU_RESERVATION=0.25
+POSTGRES_MEMORY_LIMIT=1G
+POSTGRES_MEMORY_RESERVATION=256M