Created example env, updated docker-compose, added valkey to supervisord

docker-compose.yml

@@ -0,0 +1,36 @@
+services:
+  keywarden-db:
+    image: postgres:17-alpine
+    container_name: keywarden-db
+    environment:
+      POSTGRES_PASSWORD: ${KEYWARDEN_POSTGRES_PASSWORD:-postgres}
+      POSTGRES_DB: ${KEYWARDEN_POSTGRES_DB:-keywarden}
+      POSTGRES_USER: ${KEYWARDEN_POSTGRES_USER:-keywarden}
+      POSTGRES_PORT: ${KEYWARDEN_POSTGRES_PORT:-5432}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U keywarden -d keywarden"]
+      interval: 5s
+      timeout: 5s
+      retries: 20
+    volumes:
+      - "pgdata:/var/lib/postgresql/data"
+
+  keywarden:
+    build: .
+    container_name: keywarden
+    volumes:
+      - ./app:/app
+      - ./nginx/certs:/certs:ro
+      - ./nginx/logs:/etc/nginx/logs
+    ports:
+      - "443:443"
+    depends_on:
+      - keywarden-db
+    environment:
+      - DJANGO_SETTINGS_MODULE=keywarden.settings.dev
+      - PYTHONPATH=/app
+    env_file:
+      - .env
+
+volumes:
+  pgdata: