added docker files

files/docker/individual-docker-compose-files/kutt/kutt-docker-compose.yml

@@ -0,0 +1,40 @@
+version: "3"
+
+services:
+  kutt:
+    container_name: kutt
+    hostname: kutt
+    image: kutt/kutt
+    environment:
+      DB_HOST: kutt-postgres
+      DB_NAME: kutt
+      DB_USER: kutt
+      DB_PASSWORD: kutt
+      REDIS_HOST: kutt-redis
+    env_file:
+      - .env  
+    ports:
+      - 3000:3000/tcp
+    restart: always
+    depends_on:
+      - kutt-postgres
+      - kutt-redis
+    command: ["./wait-for-it.sh", "kutt-postgres:5432", "--", "npm", "start"]
+
+  kutt-redis:
+    container_name: kutt-redis
+    hostname: kutt-redis
+    image: redis:6.0-alpine
+    volumes:
+      - /opt/docker/appdata/kutt/redis_data:/data
+
+  kutt-postgres:
+    container_name: kutt-postgres
+    hostname: kutt-postgres
+    image: postgres:12-alpine
+    environment:
+      POSTGRES_USER: kutt
+      POSTGRES_PASSWORD: kutt
+      POSTGRES_DB: kutt
+    volumes:
+      - /opt/docker/appdata/kutt/postgres_data:/var/lib/postgresql/data