refactor: replace github actions with drone

.drone.yml

@@ -0,0 +1,59 @@
+---
+kind: pipeline
+type: docker
+name: linux-amd64
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+  - name: publish
+    image: plugins/docker
+    settings:
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      registry: gitea.dwysokinski.me
+      repo: gitea.dwysokinski.me/zdam-egzamin-zawodowy-docker/backend
+      auto_tag: true
+      auto_tag_suffix: linux-amd64
+      dockerfile: ./build/server/Dockerfile
+
+trigger:
+  event:
+    - tag
+---
+kind: pipeline
+type: docker
+name: manifest
+
+steps:
+  - name: manifest
+    image: plugins/manifest
+    settings:
+      auto_tag: "true"
+      ignore_missing: "true"
+      spec: manifest.tmpl
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+  - name: manifest-latest
+    image: plugins/manifest
+    settings:
+      tags: latest
+      ignore_missing: "true"
+      spec: ./build/server/manifest.tmpl
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+
+trigger:
+  event:
+    - tag
+
+depends_on:
+  - linux-amd64

.github/workflows/publish.yml

@@ -1,48 +0,0 @@
-name: Build and push to registry
-
-on:
-  push:
-    tags:
-      - '*'
-
-jobs:
-  push_to_registry:
-    name: Push Docker image to Docker Hub
-    if: startsWith(github.ref, 'refs/tags/v')
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out the repo
-        uses: actions/checkout@v3
-
-      - name: Get the version
-        id: get_version
-        run: echo ::set-output name=VERSION::${GITHUB_REF#refs/tags/v}
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
-
-      - name: Cache Docker layers
-        uses: actions/cache@v3
-        with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
-
-      - name: Login to DockerHub
-        uses: docker/login-action@v2
-        with:
-          username: ${{ secrets.REGISTRY_LOGIN }}
-          password: ${{ secrets.REGISTRY_PASSWORD }}
-
-      - name: Push to Docker Hub
-        uses: docker/build-push-action@v3
-        with:
-          context: .
-          build-args: |
-            VERSION=${{ steps.get_version.outputs.VERSION }}
-          tags: |
-            ${{ secrets.REGISTRY_NAME }}/zdam-egzamin-zawodowy-backend:latest
-            ${{ secrets.REGISTRY_NAME }}/zdam-egzamin-zawodowy-backend:${{ steps.get_version.outputs.VERSION }}
-          file: ./build/server/Dockerfile
-          push: true

build/server/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:alpine as builder
+FROM golang:1.19-alpine3.16 as builder
 
 # Set the Current Working Directory inside the container
 WORKDIR /app
@@ -19,7 +19,7 @@ ENV CGO_ENABLED=0
 RUN go build -ldflags="-X 'main.Version=$VERSION'" -o zdamegzawodowy ./cmd/server
 
 ######## Start a new stage from scratch #######
-FROM alpine:latest
+FROM alpine:3.16
 
 RUN apk --no-cache add ca-certificates
 

build/server/manifest.tmpl

@@ -0,0 +1,13 @@
+image: gitea.dwysokinski.me/zdam-egzamin-zawodowy-docker/backend:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}
+{{#if build.tags}}
+tags:
+{{#each build.tags}}
+  - {{this}}
+{{/each}}
+{{/if}}
+manifests:
+  -
+    image: gitea.dwysokinski.me/zdam-egzamin-zawodowy-docker/backend:{{#if build.tag}}{{trimPrefix "v" build.tag}}-{{/if}}linux-amd64
+    platform:
+      architecture: amd64
+      os: linux