fix: Dockerfile

Dockerfile

@@ -1,11 +1,27 @@
+# syntax=docker/dockerfile:1
+
 FROM golang:latest
 
+# Set destination for COPY
 WORKDIR /app
 
-COPY . .
-
+# Download Go modules
+COPY go.mod go.sum ./
 RUN go mod download
 
+# Copy the source code. Note the slash at the end, as explained in
+# https://docs.docker.com/reference/dockerfile/#copy
+COPY . .
+
+# Build
+RUN go build -o /chibisafe_proxy
+
+# Optional:
+# To bind to a TCP port, runtime parameters must be supplied to the docker command.
+# But we can document in the Dockerfile what ports
+# the application is going to listen on by default.
+# https://docs.docker.com/reference/dockerfile/#expose
 EXPOSE 4040
 
-CMD ["go", "run", "main.go"]
+# Run
+CMD ["/chibisafe_proxy"]

docker-compose.build.yml

@@ -0,0 +1,12 @@
+version: '3.8'
+
+services:
+  app:
+    build: .
+    ports:
+      - "4040:4040"
+    volumes:
+      - .:/app
+    environment:
+      - CHIBISAFE_BASEPATH=
+      - MAX_UPLOAD_SIZE=

docker-compose.example.yml

@@ -2,7 +2,7 @@ version: '3.8'
 
 services:
   app:
-    build: .
+    image: ghcr.io/minoplhy/chibisafe-netproxy:latest
     ports:
       - "4040:4040"
     volumes: