[mongodb] Update common files for branch master (#160)

.github/workflows/publish-snapshot.yml

@@ -0,0 +1,29 @@
+# WARNING: Do not edit this file directly. Instead, go to:
+#
+# https://github.com/micronaut-projects/micronaut-project-template/tree/master/.github/workflows
+#
+# and edit them there. Note that it will be sync'ed to all the Micronaut repos
+name: Publish snapshot release
+on: [workflow_dispatch]
+jobs:
+  build:
+    if: github.repository != 'micronaut-projects/micronaut-project-template'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/cache@v2.1.4
+        with:
+          path: ~/.gradle/caches
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
+          restore-keys: |
+            ${{ runner.os }}-gradle-
+      - name: Set up JDK
+        uses: actions/setup-java@v1
+        with:
+          java-version: '8'
+      - name: Publish to Sonatype Snapshots
+        if: success()
+        env:
+          SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
+          SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
+        run: ./gradlew publishToSonatype --no-daemon