From 3514646aa52f3dc00465729663d29007f68add88 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 21 Apr 2026 10:31:12 +0000
Subject: [PATCH] Skip commit and PR creation when formatting produces no
 changes

Agent-Logs-Url: https://github.com/markgaze/automation/sessions/5478721d-278a-4ce7-bbbe-bdac36ef6037

Co-authored-by: markgaze <16718355+markgaze@users.noreply.github.com>
---
 format/action.yml | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/format/action.yml b/format/action.yml
index c261019..2f300b7 100644
--- a/format/action.yml
+++ b/format/action.yml
@@ -66,15 +66,25 @@ runs:
       run: pnpm run ${{ inputs.command }}
       shell: bash
 
+    - name: Check for changes
+      id: changes
+      run: |
+        if git diff --quiet; then
+          echo "detected=false" >> "$GITHUB_OUTPUT"
+        else
+          echo "detected=true" >> "$GITHUB_OUTPUT"
+        fi
+      shell: bash
+
     - name: Commit changes
-      if: ${{ inputs.create-pr != 'true' }}
+      if: ${{ inputs.create-pr != 'true' && steps.changes.outputs.detected == 'true' }}
       uses: stefanzweifel/git-auto-commit-action@778341af668090896ca464160c2def5d1d1a3eb0 # v6
       with:
         commit_message: ${{ inputs.commit-message }}
         branch: ${{ inputs.branch }}
 
     - name: Create Pull Request
-      if: ${{ inputs.create-pr == 'true' }}
+      if: ${{ inputs.create-pr == 'true' && steps.changes.outputs.detected == 'true' }}
       uses: peter-evans/create-pull-request@22a9089034f40e5a961c8808d113e2c98fb63676 # v7
       env:
         CI: true