Add workflow to automate PR for bumping Smithy (#120)

.github/workflows/update-smithy-version.yml

@@ -0,0 +1,60 @@
+name: Get latest smithy release version
+on:
+  workflow_dispatch: # on button click
+  schedule:
+    # Runs every wednesday at 10
+    - cron:  '0 10 * * WED'
+
+jobs:
+  get-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Fetch latest smithy version
+        id: fetch-latest
+        run: |
+          echo "latestSmithy=$( \
+            curl -sL https://api.github.com/repos/awslabs/smithy/releases/latest | \
+            jq -r '.tag_name')" >> $GITHUB_OUTPUT
+
+      - name: Get current versions
+        id: get-current
+        run: |
+          cat gradle.properties >> $GITHUB_OUTPUT
+
+      - name: Check if the current version of Smithy should be updated
+        id: update-check
+        run: |
+          echo update-required=$( \
+          [ "${{ steps.get-current.outputs.smithyVersion }}" = "${{ steps.fetch-latest.outputs.latestSmithy }}" ] \
+          && echo "false" || echo "true") >> $GITHUB_OUTPUT
+
+      - name: Set up new git branch for version bump
+        id: git-setup
+        if: steps.update-check.outputs.update-required == 'true'
+        run: |
+          git checkout -b "automation/bump-smithy-version/${{ steps.fetch-latest.outputs.latestSmithy }}"
+          git config --global user.email "github-aws-smithy-automation@amazon.com"
+          git config --global user.name "Smithy Automation"
+
+      - name: Find and replace
+        id: replace-current-version
+        if: steps.update-check.outputs.update-required == 'true'
+        run: |
+          find . -type f -name 'gradle.properties' \
+          -exec sed -i "s|smithyVersion=${{ steps.get-current.outputs.smithyVersion }}|smithyVersion=${{ steps.fetch-latest.outputs.latestSmithy }}|g" {} \;
+
+      - name: Create PR
+        if: steps.update-check.outputs.update-required == 'true'
+        run: |
+          git add .
+          git commit -m 'Update Smithy Version'
+          git push --set-upstream origin "automation/bump-smithy-version/${{ steps.fetch-latest.outputs.latestSmithy }}"
+          gh pr create \
+            --title "[Automation] Smithy Version Bump - \`${{ steps.fetch-latest.outputs.latestSmithy }}\`" \
+            --body "Automated pull request to bump Smithy version from ${{ steps.get-current.outputs.smithyVersion }} to ${{ steps.fetch-latest.outputs.latestSmithy }}" \
+            --base main
+          echo "PR Created for version bump to ${{ steps.fetch-latest.outputs.latestSmithy }}"
+        env:
+          GITHUB_TOKEN: ${{ secrets.PR_TOKEN }}

build.gradle

@@ -157,9 +157,9 @@ publishing {
 
 dependencies {
     implementation "org.eclipse.lsp4j:org.eclipse.lsp4j:0.14.0"
-    implementation "software.amazon.smithy:smithy-build:[1.37.0, 2.0["
-    implementation "software.amazon.smithy:smithy-cli:[1.37.0, 2.0["
-    implementation "software.amazon.smithy:smithy-model:[1.37.0, 2.0["
+    implementation "software.amazon.smithy:smithy-build:[smithyVersion, 2.0["
+    implementation "software.amazon.smithy:smithy-cli:[smithyVersion, 2.0["
+    implementation "software.amazon.smithy:smithy-model:[smithyVersion, 2.0["
     implementation 'com.disneystreaming.smithy:smithytranslate-formatter-jvm-java-api:0.3.10'
 
     // Use JUnit test framework

gradle.properties

@@ -0,0 +1 @@
+smithyVersion=1.37.0