[Chore] Rationalize GHA as part of 'how we docs' exercise (#23761)

Author: kodster28

.github/actions/assign-issue/action.yml renamed to .github/actions/issue-label-assign/action.yml

@@ -84,7 +84,7 @@ import * as codeOwnersUtils from "codeowners-utils";
 
 		console.log("Assignees added (if present)");
 
-		// Add labels for future reporting
+		// Add "product" labels
 
 		const labelPrefix = "product:";
 		const newLabels = new Set<string>();

.github/actions/assign-issue/index.js renamed to .github/actions/issue-label-assign/index.js

@@ -1,7 +1,7 @@
 {
 	"private": true,
 	"version": "0.0.0",
-	"name": "assign-issue",
+	"name": "issue-label-assign",
 	"scripts": {
 		"build": "esbuild index.ts --bundle --format=cjs --platform=node --minify --outfile=index.js"
 	},

.github/actions/assign-issue/index.ts renamed to .github/actions/issue-label-assign/index.ts

@@ -0,0 +1,21 @@
+name: Issue - Label and assign
+
+# **What it does**: Labels Issues with associated products. Updates assignees to match our CODEOWNERS file.
+# **Why we have it**: Easier scanning of repo PRs && backend reporting on our team's work.
+# **Who does it impact**: PCX team
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  compile:
+    name: Label and assign
+    permissions:
+      issues: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/issue-label-assign
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/actions/assign-issue/package-lock.json renamed to .github/actions/issue-label-assign/package-lock.json

@@ -1,10 +1,13 @@
-name: Label PRs
+name: PR - Label and assign
 
-# **What it does**: Uses the files to label PRs with updated doc areas && size estimates.
+# **What it does**: Labels PRs with size and associated products. Updates assignees to match our CODEOWNERS file.
 # **Why we have it**: Easier scanning of repo PRs && backend reporting on our team's work.
 # **Who does it impact**: PCX team
 
-on: [pull_request_target]
+# https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_target
+on:
+  pull_request_target:
+    types: [opened, reopened]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
@@ -36,3 +39,16 @@ jobs:
         with:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     continue-on-error: true
+
+  assign:
+    name: Update assignees
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/assign-pr
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    continue-on-error: true