update to support go 1.22 and push to selfhosted repo

Dockerfile

@@ -1,10 +1,9 @@
-FROM alpine:latest
+FROM golang:1.22-alpine
 
 COPY entrypoint.sh /usr/local/bin/drone-plugin-golangci-lint
 
 RUN apk update && \
-    apk add curl \
-            go && \
+    apk add curl && \
     chmod +x /usr/local/bin/drone-plugin-golangci-lint && \
     addgroup -S golangci-lint && adduser -S golangci-lint -G golangci-lint
 

Makefile

@@ -0,0 +1,16 @@
+export DOCKER_HOST := ssh://root@nbg1
+export DOCKER_IMAGE := sneak/drone-golangci-lint:latest
+export REPO := git.eeqj.de/$(DOCKER_IMAGE)
+
+default: build_and_push
+
+build_and_push: build push
+
+login:
+	docker login git.eeqj.de
+
+build:
+	docker build -t $(REPO) .
+
+push:
+	docker push $(REPO)