devops: support explicit GitHub sha for chromium-with-symbols build (#7367)

.github/workflows/trigger_build_chromium.yml

@@ -18,7 +18,7 @@ jobs:
         curl -X POST \
           -H "Accept: application/vnd.github.v3+json" \
           -H "Authorization: token ${GH_TOKEN}" \
-          --data '{"event_type": "build_chromium"}' \
+          --data "{\"event_type\": \"build_chromium\", \"client_payload\": {\"ref\": \"${GITHUB_SHA}\"}}" \
           https://api.github.com/repos/microsoft/playwright-internal/dispatches
       env:
         GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}

.github/workflows/trigger_build_chromium_with_symbols.yml

@@ -3,8 +3,20 @@ name: "Chromium With Symbols Builder"
 
 on:
   workflow_dispatch:
+    inputs:
+      ref:
+        description: 'Playwright SHA / ref to build Chromium'
+        required: true
+        default: 'master'
   release:
     types: [published]
+  push:
+    branches:
+      - master
+      - release-*
+    paths:
+      - browser_patches/chromium/BUILD_NUMBER
+      - .github/workflows/trigger_build_chromium.yml
 
 jobs:
   trigger:
@@ -15,7 +27,8 @@ jobs:
         curl -X POST \
           -H "Accept: application/vnd.github.v3+json" \
           -H "Authorization: token ${GH_TOKEN}" \
-          --data '{"event_type": "build_chromium_with_symbols"}' \
+          --data "{\"event_type\": \"build_chromium_with_symbols\", \"client_payload\": {\"ref\": \"${GHREF}\"}}" \
           https://api.github.com/repos/microsoft/playwright-internal/dispatches
       env:
         GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}
+        GHREF: ${{ github.event_name == 'workflow_dispatch' &&  github.event.inputs.ref || github.sha  }}