Adding GHA for release process

* updated docker build to exclude release and tagged branches, and include tags
* Added release action to automate release

closes: #58

.github/workflows/docker.yml

@@ -2,8 +2,13 @@ name: Docker
 
 on:
   push:
-    branches:
-      - '**'
+    branches-ignore: # Should publish on main and regular branches, but not release/ or tagged branches
+      - 'release/**'
+      - "v[0-9]+.[0-9]+.[0-9]+" # branches matching v*, i.e. v1.0, v20.15.10
+      - "v[0-9]+.[0-9]+.[0-9]+-rc*" # branches matching v*, i.e. v1.0-rc1, v20.15.10-rc5
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+" # Push events to matching v*, i.e. v1.0, v20.15.10
+      - "v[0-9]+.[0-9]+.[0-9]+-rc*" # Push events to matching v*, i.e. v1.0-rc1, v20.15.10-rc5
 
 jobs:
   docker:
@@ -14,16 +19,6 @@ jobs:
       uses: actions/setup-java@v1
       with:
         java-version: 11
-    - name: Cache Gradle packages
-      uses: actions/cache@v1
-      with:
-        path: ~/.gradle/caches
-        key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
-        restore-keys: ${{ runner.os }}-gradle
-    - name: Grant execute permission for gradlew
-      run: chmod +x gradlew
-    - name: Build with Gradle
-      run: ./gradlew build
     - name: Prepare
       id: prep
       run: |

.github/workflows/release.yml

@@ -0,0 +1,40 @@
+name: Build
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+"     # Push events to matching v*, i.e. v1.0, v20.15.10
+      - "v[0-9]+.[0-9]+.[0-9]+-rc*" # Push events to matching v*, i.e. v1.0-rc1, v20.15.10-rc5
+
+jobs:
+  cleanup-runs:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: rokroskar/[email protected]
+      env:
+        GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+    if: "!startsWith(github.ref, 'refs/tags/') && github.ref != 'refs/heads/main'"
+
+  release:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up JDK 11
+      uses: actions/setup-java@v1
+      with:
+        java-version: 11
+    - name: Set tag version
+      id: get_ver
+      run: |
+        echo "::set-output name=release_tag::${GITHUB_REF##*/}"
+    - name: Create release ${{ steps.get_ver.outputs.release_tag }}
+      uses: actions/create-release@v1
+      id: create_release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        tag_name: ${{ github.ref }}
+        release_name: Release ${{ github.ref }}
+        draft: false
+        prerelease: false
+        body_path: RELEASE_CHANGELOG.md

CHANGELOG.md

@@ -63,6 +63,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * Initial conversions from nhash to hash #44
 * Changed ownership on assets #45
 * Improved query performance #53
+* Added release workflow #58
 
 ### Bug Fixes
 * Translated the signatures back to usable addresses