initial commit. phase 1 complete

.env.example

@@ -1,15 +1,40 @@
-# Django Settings
+# =============================================================
+# LabGraph Environment Variables
+# Copy this file to .env and fill in all required values.
+# Values marked (required) have no default and MUST be set.
+# =============================================================
+
+# --- Django ---
+DJANGO_SETTINGS_MODULE=config.settings.development
+SECRET_KEY=change-me-generate-with-python-secrets-token-urlsafe-50
 DEBUG=True
-SECRET_KEY=O+6Pr9xDz5/BxDMVxGtivAMkOHbRaAHLA5kc7P05a/4=
-ALLOWED_HOSTS=localhost,127.0.0.1
+ALLOWED_HOSTS=localhost,127.0.0.1,0.0.0.0
 
-# Database
-DATABASE_URL=postgres://postgres:password@db:5432/labgraph
+# --- PostgreSQL (used by both docker-compose and Django) ---
+POSTGRES_DB=labgraph
+POSTGRES_USER=labgraph
+POSTGRES_PASSWORD=changeme-required
 
-# Redis & Celery
-REDIS_URL=redis://redis:6379/0
+# --- Database URL (used by django-environ) ---
+# Format: postgres://USER:PASSWORD@HOST:PORT/DBNAME
+DATABASE_URL=postgres://labgraph:changeme-required@db:5432/labgraph
 
-# Discovery Credentials (Optional for Phase 1)
+# --- Redis ---
+# Note: URL format uses colon before password, no username: redis://:PASSWORD@host:port/db
+REDIS_PASSWORD=changeme-required
+REDIS_URL=redis://:changeme-required@redis:6379/0
+
+# --- Celery Broker ---
+CELERY_BROKER_URL=redis://:changeme-required@redis:6379/0
+
+# --- CORS ---
+CORS_ALLOWED_ORIGINS=http://localhost:3000,http://127.0.0.1:3000
+
+# --- Flower (Celery monitoring dashboard) ---
+FLOWER_USER=admin
+FLOWER_PASSWORD=changeme-required
+
+# --- Discovery Credentials (Phase 2) ---
 PROXMOX_URL=
 PROXMOX_TOKEN_NAME=
-PROXMOX_TOKEN_VALUE=
+PROXMOX_TOKEN_VALUE=