feat(ci): Add kaniko build GitHub action

.github/workflows/pr.yml

@@ -0,0 +1,11 @@
+name: Pull request
+on: pull_request
+
+jobs:
+  commitsar:
+    runs-on: ubuntu-latest
+    name: Verify commit messages
+    steps:
+      - uses: actions/checkout@v1
+      - name: Run commitsar
+        uses: docker://commitsar/commitsar

.github/workflows/push.yml

@@ -0,0 +1,27 @@
+name: Commit
+on: push
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    name: Build docker image
+    steps:
+      - uses: actions/checkout@master
+
+      - name: GitHub Package Registry
+        uses: outillage/kaniko-action@master
+        with:
+          registry: docker.pkg.github.com
+          password: ${{ secrets.GITHUB_TOKEN }}
+          image: kaniko
+          cache: true
+          cache_registry: cache
+
+      - name: Dockerhub
+        uses: outillage/kaniko-action@master
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+          image: outillage/kaniko
+          cache: true
+          cache_registry: outillage/cache

.github/workflows/release.yml

@@ -0,0 +1,36 @@
+name: Release
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  release-notes:
+    name: Release Notes
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v1
+
+      - name: Release Notary Action
+        uses: docker://commitsar/release-notary
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: GitHub Package Registry
+        uses: outillage/kaniko-action@master
+        with:
+          registry: docker.pkg.github.com
+          password: ${{ secrets.GITHUB_TOKEN }}
+          image: kaniko
+          cache: true
+          cache_registry: cache
+
+      - name: Dockerhub
+        uses: outillage/kaniko-action@master
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+          image: outillage/kaniko
+          cache: true
+          cache_registry: outillage/cache

entrypoint.sh

@@ -26,8 +26,8 @@ sanitize "${TAG}" "tag"
 if [ "$REGISTRY" == "docker.pkg.github.com" ]; then
     export IMAGE="$GITHUB_REPOSITORY/$IMAGE"
 
-    if [ -z $INPUT_CACHE_REGISTRY ]; then
-        export INPUT_CACHE_REGISTRY="$GITHUB_REPOSITORY/$INPUT_CACHE_REGISTRY"
+    if [ ! -z $INPUT_CACHE_REGISTRY ]; then
+        export INPUT_CACHE_REGISTRY="$REGISTRY/$GITHUB_REPOSITORY/$INPUT_CACHE_REGISTRY"
     fi
 fi