Use workflow_dispatch to trigger CI instead of empty commits (#1406)

Push events from GITHUB_TOKEN don't trigger workflows, so we use
explicit gh workflow run calls instead.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: schrockn

.github/workflows/dispatch-erk-queue-git.yml

@@ -434,9 +434,14 @@ jobs:
       - name: Trigger CI workflows
         if: steps.implement.outputs.implementation_success == 'true'
         env:
+          GH_TOKEN: ${{ github.token }}
           BRANCH_NAME: ${{ steps.branch_name.outputs.branch_name }}
         run: |
-          # Push empty commit to trigger CI
-          git commit --allow-empty -m "Trigger CI workflows"
-          git push origin "$BRANCH_NAME"
-          echo "✅ CI workflows triggered"
+          # Trigger CI workflows explicitly (push events from GITHUB_TOKEN don't trigger workflows)
+          gh workflow run test.yml --ref "$BRANCH_NAME"
+          gh workflow run lint.yml --ref "$BRANCH_NAME"
+          gh workflow run pyright.yml --ref "$BRANCH_NAME"
+          gh workflow run prettier.yml --ref "$BRANCH_NAME"
+          gh workflow run check-sync.yml --ref "$BRANCH_NAME"
+          gh workflow run md-check.yml --ref "$BRANCH_NAME"
+          echo "✅ CI workflows triggered via workflow_dispatch"

.github/workflows/dispatch-erk-queue-single-job.yml

@@ -452,9 +452,14 @@ jobs:
       - name: Trigger CI workflows
         if: steps.implement.outputs.implementation_success == 'true'
         env:
+          GH_TOKEN: ${{ github.token }}
           BRANCH_NAME: ${{ steps.branch_name.outputs.branch_name }}
         run: |
-          # Push empty commit to trigger CI
-          git commit --allow-empty -m "Trigger CI workflows"
-          git push origin "$BRANCH_NAME"
-          echo "✅ CI workflows triggered"
+          # Trigger CI workflows explicitly (push events from GITHUB_TOKEN don't trigger workflows)
+          gh workflow run test.yml --ref "$BRANCH_NAME"
+          gh workflow run lint.yml --ref "$BRANCH_NAME"
+          gh workflow run pyright.yml --ref "$BRANCH_NAME"
+          gh workflow run prettier.yml --ref "$BRANCH_NAME"
+          gh workflow run check-sync.yml --ref "$BRANCH_NAME"
+          gh workflow run md-check.yml --ref "$BRANCH_NAME"
+          echo "✅ CI workflows triggered via workflow_dispatch"

.github/workflows/dispatch-erk-queue.yml

@@ -616,38 +616,14 @@ jobs:
       - name: Trigger CI workflows
         if: steps.implement.outputs.implementation_success == 'true'
         env:
+          GH_TOKEN: ${{ github.token }}
           BRANCH_NAME: ${{ needs.setup.outputs.branch_name }}
         run: |
-          echo "Triggering CI workflows for branch $BRANCH_NAME..."
-
-          # Fetch remote branch state
-          git fetch origin "$BRANCH_NAME"
-
-          # Check divergence: both ahead AND behind means branches diverged
-          AHEAD=$(git rev-list --count "origin/$BRANCH_NAME..$BRANCH_NAME" 2>/dev/null || echo "0")
-          BEHIND=$(git rev-list --count "$BRANCH_NAME..origin/$BRANCH_NAME" 2>/dev/null || echo "0")
-
-          echo "Local vs remote: ahead=$AHEAD, behind=$BEHIND"
-
-          if [ "$AHEAD" -gt 0 ] && [ "$BEHIND" -gt 0 ]; then
-            # Branches have diverged - reset local to match remote
-            echo "⚠️  Branches have diverged (ahead=$AHEAD, behind=$BEHIND)"
-            echo "Resetting local to match remote..."
-            git reset --hard "origin/$BRANCH_NAME"
-          elif [ "$AHEAD" -gt 0 ]; then
-            # Local has unpushed commits (from failed submission) - push them
-            echo "⚠️  Local branch is ahead by $AHEAD commit(s)"
-            echo "This usually means /gt:pr-submit failed after creating commits"
-            echo "Pushing pending commits before triggering CI..."
-            git push origin "$BRANCH_NAME"
-          elif [ "$BEHIND" -gt 0 ]; then
-            # Local is behind remote - fast-forward to remote
-            echo "Local branch is behind by $BEHIND commit(s), fast-forwarding..."
-            git merge --ff-only "origin/$BRANCH_NAME"
-          fi
-
-          # Push empty commit to trigger CI via synchronize event
-          git commit --allow-empty -m "Trigger CI workflows"
-          git push origin "$BRANCH_NAME"
-
-          echo "✅ CI workflows triggered via synchronize event"
+          # Trigger CI workflows explicitly (push events from GITHUB_TOKEN don't trigger workflows)
+          gh workflow run test.yml --ref "$BRANCH_NAME"
+          gh workflow run lint.yml --ref "$BRANCH_NAME"
+          gh workflow run pyright.yml --ref "$BRANCH_NAME"
+          gh workflow run prettier.yml --ref "$BRANCH_NAME"
+          gh workflow run check-sync.yml --ref "$BRANCH_NAME"
+          gh workflow run md-check.yml --ref "$BRANCH_NAME"
+          echo "✅ CI workflows triggered via workflow_dispatch"