chore(docker): add docker file and use docker network connect postgre…

…sql and go container

Dockerfile

@@ -0,0 +1,13 @@
+# Build stage
+FROM golang:1.22.4-alpine3.20 AS builder
+WORKDIR /app
+COPY . .
+RUN go build -o main main.go
+
+# Run stage
+FROM alpine:3.20
+WORKDIR /app
+COPY --from=builder /app/main .
+COPY app.env .
+EXPOSE 8080
+CMD ["/app/main"]

Makefile

@@ -1,7 +1,7 @@
 DB_URL=postgresql://root:secret@localhost:5432/simple_bank?sslmode=disable
 
 postgres:
-		docker run --name postgres16 -p 5432:5432 -e POSTGRES_USER=root -e POSTGRES_PASSWORD=secret -d postgres:16-alpine
+		docker run --name postgres16 --network bank-network -p 5432:5432 -e POSTGRES_USER=root -e POSTGRES_PASSWORD=secret -d postgres:16-alpine
 
 createdb:
 		docker exec -it postgres16 createdb --username=root --owner=root simple_bank

markdown.md

@@ -14,9 +14,24 @@ make createdb
 ``` shell
 migrate -path db/migration/ -database "postgresql://root:secret@localhost:5432/simple_bank?sslmode=disable" -verbose up
 ```
-
+#### install golang-migrate
+```
+brew install golang-migrate
+```
 
 #### How to make a new version database migration aka. the database need to change some schema
 ```
 make new_migration
 ```
+
+#### How to build the docker and build docker network includes postgresql and go container
+```
+\\ build image, in the Dockerfile folder
+docker build -t simplebank:last .
+\\ create docker network
+docker network create bank-network
+\\ connect network to postgresql container
+docker network connect bank-network postgres16
+\\ container 
+docker run --name simplebank --network bank-network -p 8080:8080 -e GIN_MODE=release -e DB_SOURCE="postgresql://root:secret@postgres16:5432/simple_bank?sslmode=disable" simplebank:last 
+```