Release v2.0.0 (#10)

Changes for peaceiris/actions-gh-pages

* update: yaml example of GitHub Actions v2 settings for MkDocs, close #8
* revert: support ACTIONS_DEPLOY_KEY (ssh deploy) again
* upgrade: Hugo to v0.58.0 at example yaml
* remove: steps if statement from example yaml, close #12

Changes for this repository

* gha: add lint job (shellcheck and hadolint)
* gha: remove tag filter
* gha: remove steps if statement, close #12
* gha: add action.yml
* fix: FUNDING.yml

.github/workflows/docker-image-ci.yml

@@ -4,8 +4,7 @@ on:
   push:
     branches:
     - master
-    tags:
-    - invalid-tag
+    - 'release-v*'
 
 jobs:
   test:
@@ -15,19 +14,34 @@ jobs:
     - uses: actions/checkout@master
 
     - name: build
-      if: github.event.deleted == false
       env:
         DOCKER_IMAGE: docker.pkg.github.com/${{ github.repository }}/action:latest
       run: |
         docker build . --file Dockerfile --tag ${DOCKER_IMAGE} ||
         (echo -e "\e[31m[${GITHUB_WORKFLOW}] failed to build\e[m" && exit 1)
 
-    - name: push latest image
-      if: success() && endsWith(github.ref, 'master')
-      env:
-        DOCKER_IMAGE: docker.pkg.github.com/${{ github.repository }}/action:latest
-        PKG_GITHUB_TOKEN: ${{ secrets.PKG_GITHUB_TOKEN }}
+    # - name: push latest image
+    #   if: endsWith(github.ref, 'master')
+    #   env:
+    #     DOCKER_IMAGE: docker.pkg.github.com/${{ github.repository }}/action:latest
+    #     PKG_GITHUB_TOKEN: ${{ secrets.PKG_GITHUB_TOKEN }}
+    #   run: |
+    #     echo ${PKG_GITHUB_TOKEN} | docker login docker.pkg.github.com -u ${GITHUB_ACTOR} --password-stdin &&
+    #     docker push ${DOCKER_IMAGE} &&
+    #     docker logout
+
+  shellcheck:
+    runs-on: ubuntu-18.04
+    steps:
+    - uses: actions/checkout@master
+    - name: shellcheck
+      run: shellcheck ./entrypoint.sh
+
+  hadolint:
+    runs-on: macOS-10.14
+    steps:
+    - uses: actions/checkout@master
+    - name: hadolint
       run: |
-        echo ${PKG_GITHUB_TOKEN} | docker login docker.pkg.github.com -u ${GITHUB_ACTOR} --password-stdin &&
-        docker push ${DOCKER_IMAGE} &&
-        docker logout
+        brew install hadolint
+        hadolint ./Dockerfile