add

docker-compose.yml

@@ -1,21 +1,21 @@
-version: "3"
+version: '3'
 
 services:
-  database:
-    image: postgres:10
-    volumes:
-      - "pgdata:/var/lib/postgresql/data"
+    database:
+        image: postgres:16
+        volumes:
+            - 'pgdata:/var/lib/postgresql/data'
 
-  backend:
-    build: .
-    hostname: django-ltree
-    volumes:
-      - ".:/app"
-    ports:
-      - "8000:8000"
-    links:
-      - "database:database"
+    backend:
+        build: .
+        hostname: django-ltree
+        volumes:
+            - '.:/app'
+        ports:
+            - '8000:8000'
+        links:
+            - 'database:database'
 
 volumes:
-  pgdata:
-  pyenv:
+    pgdata:
+    pyenv: