fix: resolve nginx backend host and add container to compose

backend/start_all.sh

@@ -10,7 +10,7 @@ echo "=== Starting Full OrbitMesh Backend Services ==="
 
 # 1. Start Qdrant and PostgreSQL containers
 echo "Starting PostgreSQL and Qdrant containers..."
-docker compose up -d --build
+docker compose up -d --build qdrant postgres adminer
 
 # 2. Wait for PostgreSQL and Qdrant to be ready
 echo "Waiting for services to be ready..."

docker-compose.yml

@@ -50,6 +50,39 @@ services:
     depends_on:
       - postgres
 
+  backend:
+    build:
+      context: .
+      dockerfile: backend/Dockerfile
+    image: orbitmesh-backend:local
+    restart: unless-stopped
+    ports:
+      - "${BACKEND_PORT:-8000}:8000"
+    environment:
+      - HOST=0.0.0.0
+      - PORT=8000
+      - QDRANT_URL=http://qdrant:6333
+      - DB_BACKEND=postgres
+      - DATABASE_URL=postgresql://${POSTGRES_USER:-orbitmesh}:${POSTGRES_PASSWORD:-orbitmesh}@postgres:5432/${POSTGRES_DB:-orbitmesh}
+      - OPENROUTER_API_KEY=${OPENROUTER_API_KEY:-}
+      - LLM_MODE=${LLM_MODE:-mock}
+    depends_on:
+      postgres:
+        condition: service_healthy
+      qdrant:
+        condition: service_healthy
+
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    image: orbitmesh-frontend:local
+    restart: unless-stopped
+    ports:
+      - "${FRONTEND_PORT:-80}:80"
+    depends_on:
+      - backend
+
 volumes:
   qdrant_data:
   postgres_data:

frontend/nginx.conf

@@ -10,7 +10,9 @@ server {
 
     # Proxy API calls if configured with a backend container
     location /api/ {
-        proxy_pass http://backend:8000/api/;
+        resolver 127.0.0.11 valid=30s ipv6=off;
+        set $backend_upstream "http://backend:8000";
+        proxy_pass $backend_upstream/api/;
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection 'upgrade';