Add GH build workflow

.github/workflows/maven-build.yml

@@ -0,0 +1,60 @@
+name: Build and Publish
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - '**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up Java 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: 17
+          distribution: adopt-hotspot
+
+      - name: Setup maven repo
+        uses: s4u/[email protected]
+        with:
+          servers: |
+            [{
+              "id": "waterdog-snapshots",
+              "username": "${{ secrets.DEPLOY_USERNAME }}",
+              "password": "${{ secrets.DEPLOY_PASSWORD }}"
+            }]
+
+      - name: Build
+        if: ${{ github.ref != 'refs/heads/master' }}
+        run: mvn -B clean package
+        shell: bash
+
+      - name: Build and Deploy
+        if: ${{ github.ref == 'refs/heads/master' }}
+        run: mvn -B clean package
+        shell: bash
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: waterdog
+          path: waterdogpe/target/stargate-waterdogpe-*.jar
+
+      - name: Create pre-release
+        if: ${{ github.ref == 'refs/heads/master' }}
+        uses: "marvinpinto/action-automatic-releases@latest"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "latest"
+          prerelease: true
+          title: "Snapshot Build"
+          files: |
+            waterdogpe/target/stargate-waterdogpe-*.jar