feat: ci and container images (#1)

.github/workflows/release.yml

@@ -0,0 +1,29 @@
+name: release
+
+on:
+  workflow_dispatch:
+  push:
+    branches: main
+
+jobs:
+  login:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          push: false
+          tags: ghcr.io/notnmeyer/mockpi:latest

Dockerfile

@@ -0,0 +1,12 @@
+FROM docker.io/golang:1.21 as builder
+ENV CGO_ENABLED=0 \
+    GOOS=linux \
+    GOARCH=amd64
+WORKDIR /build
+COPY *.go .
+COPY go.mod .
+RUN go build -o dist/mockpi ./main.go
+
+FROM scratch
+COPY --from=builder /build/dist/mockpi /usr/local/bin/
+CMD ["/usr/local/bin/mockpi"]

README.md

@@ -9,4 +9,21 @@ mockpi is a tool for faking APIs. it responds to all methods and endpoints, opti
   "id": 0,
   "name": "nate"
 }
+```
+
+
+## Run
+
+`go run main.go`
+
+## Build container image
+
+```shell
+  docker buildx create --use
+
+  # local
+  docker buildx build --platform linux/amd64 -t ghcr.io/mockpi:latest . --load
+
+  # push
+  docker buildx build --platform linux/amd64 -t ghcr.io/mockpi:latest . --push
 ```

main.go

@@ -27,7 +27,9 @@ func main() {
 		w.Write([]byte(responseBody))
 	})
 
-	if err := http.ListenAndServe(":8080", nil); err != nil {
+	listenAddr := ":8080"
+	fmt.Printf("Starting server on %s...", listenAddr)
+	if err := http.ListenAndServe(listenAddr, nil); err != nil {
 		fmt.Println("server error: ", err)
 		os.Exit(1)
 	}