add CI/CD workflows, production docker-compose, and update dev compose with Gitea registry and monitoring improvements

docker-compose.yml

@@ -2,6 +2,7 @@ version: "3.9"
 
 services:
   playout:
+    image: ${GITEA_REGISTRY_URL:-git.allucanget.biz}/${GITEA_REGISTRY_NAMESPACE:-zwitschi/linearvoid}/playout:latest
     build:
       context: ./backend/playout
       dockerfile: Dockerfile
@@ -25,6 +26,7 @@ services:
       start_period: 10s
 
   chat:
+    image: ${GITEA_REGISTRY_URL:-git.allucanget.biz}/${GITEA_REGISTRY_NAMESPACE:-zwitschi/linearvoid}/chat:latest
     build:
       context: ./backend/chat
       dockerfile: Dockerfile
@@ -35,7 +37,7 @@ services:
     ports:
       - "${CHAT_PORT:-3000}:3000"
     volumes:
-      - ./data/chat:/app:rw # SQLite database and logs
+      - ./data/chat:/app:rw
     networks:
       - linearvoid-net
     depends_on:
@@ -49,6 +51,7 @@ services:
       start_period: 10s
 
   nginx:
+    image: ${GITEA_REGISTRY_URL:-git.allucanget.biz}/${GITEA_REGISTRY_NAMESPACE:-zwitschi/linearvoid}/nginx:latest
     build:
       context: ./infrastructure/nginx
       dockerfile: Dockerfile
@@ -82,31 +85,48 @@ services:
     environment:
       POSTGRES_DB: linearvoid
       POSTGRES_USER: linearvoid
-      POSTGRES_PASSWORD: linearvoid
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-linearvoid}
     volumes:
       - postgres-data:/var/lib/postgresql/data
     networks:
       - linearvoid-net
 
   prometheus:
-    image: prom/prometheus
+    image: prom/prometheus:latest
     container_name: linearvoid-prometheus
     restart: unless-stopped
     volumes:
       - ./monitoring/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+      - prometheus-data:/prometheus
     ports:
       - "9090:9090"
     networks:
       - linearvoid-net
+    command:
+      - "--config.file=/etc/prometheus/prometheus.yml"
+      - "--storage.tsdb.path=/prometheus"
+      - "--web.console.libraries=/etc/prometheus/console_libraries"
+      - "--web.console.templates=/etc/prometheus/consoles"
+      - "--web.enable-lifecycle"
 
   grafana:
-    image: grafana/grafana
+    image: grafana/grafana:latest
     container_name: linearvoid-grafana
     restart: unless-stopped
     ports:
       - "3001:3000"
+    volumes:
+      - grafana-data:/var/lib/grafana
+      - ./monitoring/grafana/dashboards:/etc/grafana/provisioning/dashboards
+      - ./monitoring/grafana/datasources:/etc/grafana/provisioning/datasources
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_PASSWORD:-admin}
+      - GF_USERS_ALLOW_SIGN_UP=false
     networks:
       - linearvoid-net
+    depends_on:
+      - prometheus
 
 networks:
   linearvoid-net:
@@ -115,3 +135,5 @@ networks:
 volumes:
   redis-data:
   postgres-data:
+  prometheus-data:
+  grafana-data: