feat: Update Docker image build process

.github/workflows/release.yml

@@ -36,6 +36,7 @@ jobs:
           nethermindeth/${{env.APP_NAME}}:${{env.VERSION}}
           nethermindeth/${{env.APP_NAME}}:latest
         build-args: |
+          APP_NAME=${{ env.APP_NAME }}
           VERSION=${{ env.VERSION }}
 
     - name: Log out of Docker Hub

Dockerfile

@@ -1,29 +1,42 @@
 # Builder stage
 FROM golang:1.23-alpine AS builder
 
-ENV APP_NAME=app
+ARG APP_NAME
+ARG VERSION
 
 # Set the Current Working Directory inside the container
 WORKDIR /app
 
-# Copy the source code into the container
-COPY --link . .
+# Copy go.mod and go.sum first for better caching
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Now copy the rest of the source code
+COPY . .
 
 # Build the Go app with version argument
-ARG VERSION
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "-X main.Version=${VERSION}" -o ./bin/${APP_NAME}
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "-X main.Version=${VERSION}" -o ./bin/${APP_NAME} ./cmd/${APP_NAME}/main.go
 
 # Final stage
-FROM debian:buster-slim
+#FROM debian:buster-slim
+FROM alpine:latest
+
+ARG APP_NAME
+ENV APP_NAME=${APP_NAME}
 
 # Install CA certificates
-RUN apt-get update && apt-get install -y apt-transport-https ca-certificates gnupg curl
+#RUN apt-get update && apt-get install -y apt-transport-https ca-certificates gnupg curl
+RUN apk update && apk add --no-cache ca-certificates curl
 
 # Set the Current Working Directory inside the container
 WORKDIR /app
 
 # Copy the Pre-built binary file from the previous stage
 COPY --from=builder /app/bin .
 
+# Copy the entrypoint script
+COPY scripts/docker-entrypoint.sh /app/docker-entrypoint.sh
+RUN chmod +x /app/docker-entrypoint.sh
+
 # Command to run the executable
-ENTRYPOINT ["./${APP_NAME}"]
+ENTRYPOINT ["./docker-entrypoint.sh"]

Makefile

@@ -12,7 +12,7 @@ build-linux: generate ## Compile the binary for linux
 	@env GOOS=linux go build -o bin/$(APP_NAME) cmd/$(APP_NAME)/main.go
 
 build-docker: build-linux ## Build docker image
-	@docker build -t $(APP_NAME) .
+	@docker build --build-arg APP_NAME=$(APP_NAME) --build-arg VERSION=$(VERSION) -t $(APP_NAME) .
 
 install: build ## compile the binary and copy it to PATH
 	@sudo cp build/sedge /usr/local/bin

scripts/docker-entrypoint.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -e
+
+# Execute the application with the APP_NAME environment variable
+exec /app/"$APP_NAME" "$@"