New release workflow with automatic latest/snapshot releasing (#7)

.github/workflows/build-workflow.yml

@@ -0,0 +1,32 @@
+name: Build
+on:
+  workflow_call:
+    outputs:
+      version:
+        description: Built version
+        value: ${{ jobs.build.outputs.version }}
+
+jobs:
+  build:
+    name: Gradle Build
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.version.outputs.version }}
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v2
+        with:
+          java-version: 17
+          distribution: temurin
+      - uses: gradle/gradle-build-action@v2
+      - name: Gradle Build
+        run: ./gradlew build
+      - name: Get Version
+        id: version
+        run: echo ::set-output name=version::"$(./gradlew --console plain --quiet currentVersion -Prelease.quiet)"
+      - name: Upload build
+        uses: actions/upload-artifact@v3
+        with:
+          name: build
+          path: build/libs/*.jar
+          retention-days: 7

.github/workflows/pr-workflow.yml

@@ -3,14 +3,4 @@ on: pull_request
 
 jobs:
   build:
-    name: Gradle Build
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
-        with:
-          java-version: 17
-          distribution: temurin
-      - uses: gradle/gradle-build-action@v2
-        with:
-          arguments: build
+    uses: ./.github/workflows/build-workflow.yml

.github/workflows/release-workflow.yml

@@ -1,28 +1,32 @@
 name: Release
 on:
   push:
+    branches: ['master', 'main'] # TODO: master/main
     tags:
       - "v[0-9]+.[0-9]+.[0-9]+"
 
 jobs:
+  build:
+    uses: ./.github/workflows/build-workflow.yml
   release:
+    needs: build
     name: Create Release
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
+      - name: Download build
+        uses: actions/download-artifact@v3
         with:
-          java-version: 17
-          distribution: temurin
-      - name: Gradle Build
-        uses: gradle/gradle-build-action@v2
-        with:
-          arguments: build
+          name: build
+          path: build
       - name: Release
         uses: docker://antonyurchenko/git-release:v4
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          DRAFT_RELEASE: "true"
+          RELEASE_NAME: ${{ needs.build.outputs.version }}
+          PRE_RELEASE: ${{ github.ref_type == 'branch' }}
+          UNRELEASED: ${{ github.ref_type == 'branch' && 'update' || '' }}
+          UNRELEASED_TAG: latest-snapshot
         with:
           args: |
-            build/libs/*.jar
+            build/*.jar