DEV: Add automatic gem publishing (#205)

.github/workflows/ci.yml

@@ -1,4 +1,4 @@
-name: Test Exporter
+name: CI
 
 on:
   push:
@@ -12,18 +12,19 @@ jobs:
   build:
     runs-on: ubuntu-latest
     name: Ruby ${{ matrix.ruby }} AR ${{ matrix.activerecord }}
+    timeout-minutes: 10
+
+    env:
+      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/ar_${{ matrix.activerecord }}.gemfile
+
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['3.0', '2.7', '2.6']
-        activerecord: ['61', '60']
-    env:
-      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/ar_${{ matrix.activerecord }}.gemfile
+        ruby: [2.6, 2.7, 3.0]
+        activerecord: [60, 61]
 
     steps:
       - uses: actions/checkout@v2
-        with:
-          fetch-depth: 1
 
       - uses: ruby/setup-ruby@v1
         with:
@@ -35,3 +36,18 @@ jobs:
 
       - name: Run tests
         run: bundle exec rake
+
+  publish:
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Release gem
+        uses: discourse/publish-rubygems-action@v2
+        env:
+          RUBYGEMS_API_KEY: ${{ secrets.RUBYGEMS_API_KEY }}
+          GIT_EMAIL: [email protected]
+          GIT_NAME: discoursebot