feat: checkout branch name on build and deploy

Author: johnnyreilly

.github/workflows/pull-request-action.yaml

@@ -2,16 +2,16 @@ name: Pull request comment
 
 on:
   issue_comment:
-    types: [created, edited, deleted]
+    types: [created]
 
 jobs:
-  output-context:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Dump GitHub context
-        env:
-          GITHUB_CONTEXT: ${{ toJSON(github) }}
-        run: echo "$GITHUB_CONTEXT"
+  #   output-context:
+  #     runs-on: ubuntu-latest
+  #     steps:
+  #       - name: Dump GitHub context
+  #         env:
+  #           GITHUB_CONTEXT: ${{ toJSON(github) }}
+  #         run: echo "$GITHUB_CONTEXT"
 
   get-branch-name:
     runs-on: ubuntu-latest
@@ -25,7 +25,17 @@ jobs:
         env:
           GH_TOKEN: ${{ github.token }}
 
-  build-and-deploy:
+  pre-deploy:
+    # check if the comment comes from a pull request and contains the required keyword
+    if: contains(github.event.comment.html_url, '/pull/') && contains(github.event.comment.body, '/deploy')
+    runs-on: ubuntu-latest
+    steps:
+      - run: |
+          gh issue comment ${{ github.event.issue.number }} --body "Preview environment deploying..." --repo ${{ github.repository }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  deploy:
     # check if the comment comes from a pull request and contains the required keyword
     if: contains(github.event.comment.html_url, '/pull/') && contains(github.event.comment.body, '/deploy')
     needs: get-branch-name
@@ -34,3 +44,12 @@ jobs:
       deploy: true
       branchName: ${{ needs.get-branch-name.outputs.branchName }}
     secrets: inherit
+
+  post-deploy:
+    runs-on: ubuntu-latest
+    needs: deploy
+    steps:
+      - run: |
+          gh issue comment ${{ github.event.issue.number }} --body "Preview environment deployed: https://${{ needs.deploy.outputs.container-app-url }}" --repo ${{ github.repository }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/shared-build-and-deploy.yaml

@@ -36,6 +36,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.branchName }}
 
       - name: Set sha-short and image-name environment variables
         id: vars