ci: update checkout

Author: json-derulo

.github/workflows/verify-build.yml

@@ -4,14 +4,18 @@ permissions:
   contents: read
 
 on:
+  workflow_dispatch:
   pull_request_target:
     types: [opened, synchronize, reopened]
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm
@@ -27,7 +31,10 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm
@@ -43,7 +50,10 @@ jobs:
   test-chrome:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm
@@ -64,7 +74,10 @@ jobs:
   test-firefox:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm
@@ -80,7 +93,10 @@ jobs:
   test-safari:
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm
@@ -96,7 +112,10 @@ jobs:
   prettier:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - uses: pnpm/action-setup@v4
         name: Install pnpm