Ft/docker compose added docker compose file

Dockerfile

@@ -3,14 +3,19 @@ FROM golang:1.22.2-alpine3.19 AS builder
 WORKDIR /app
 COPY . .
 RUN go build -o main main.go
+RUN apk add curl
+RUN curl -L https://github.com/golang-migrate/migrate/releases/download/v4.16.2/migrate.linux-amd64.tar.gz | tar xvz
 
 # run stage
 From alpine:3.19
 WORKDIR /app
 COPY --from=builder /app/main .
-
-RUN mkdir config
+COPY --from=builder /app/migrate .
 COPY  config/config.json /app/config/
+COPY db/migration ./migration
+COPY start.sh .
+RUN chmod +x start.sh
 
 EXPOSE 8080
-CMD [ "/app/main" ]
+CMD ["/app/main"]
+ENTRYPOINT ["/app/start.sh"]

docker-compose.yaml

@@ -0,0 +1,26 @@
+name: simple-bank
+
+services:
+  postgres:
+    image: postgres:16rc1-alpine3.18
+    environment:
+      - POSTGRES_USER=root
+      - POSTGRES_PASSWORD=1234
+      - POSTGRES_DB=simple_bank
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -d simple_bank -U root"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
+  api:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    ports:
+      - "8080:8080"
+    environment:
+      - DATABASE_SOURCE=postgresql://root:1234@postgres:5432/simple_bank?sslmode=disable
+    depends_on:
+      postgres:
+        condition: service_healthy

start.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+echo "run db migration"
+/app/migrate -path /app/migration -database "$DATABASE_SOURCE" -verbose up
+
+echo "start the app"
+exec "$@"