rewritten docker compose files and updated giutignore

.gitignore

@@ -5,5 +5,3 @@
 Cargo.lock
 .cargo/
 .sqlx/
-
-docker-compose*

backend/docker-compose-build.yml

@@ -0,0 +1,18 @@
+services:
+  backend:
+    container_name: chatapp_backend
+    build:
+      context: .
+      args:
+        - DATABASE_URL=${DATABASE_URL}
+    ports:
+      - "8000:8000"
+    depends_on:
+      - redis
+    env_file:
+      - .env
+  redis:
+    container_name: chatapp_redis
+    image: docker.io/library/redis:alpine
+    ports:
+      - "6379:6379"

backend/docker-compose.yml

@@ -0,0 +1,16 @@
+services:
+  backend:
+    container_name: chatapp_backend
+    image: git.zxq5.dev/zxq5/chatapp-backend:v0.4.0
+    ports:
+      - "8000:8000"
+    depends_on:
+      - redis
+    env_file:
+      - .env
+
+  redis:
+    container_name: chatapp_redis
+    image: docker.io/library/redis:alpine
+    ports:
+      - "6379:6379"