feat: Add concurrency controls and consistent formatting to CI workflows

.github/workflows/agent-release.yml

@@ -5,6 +5,11 @@ on:
     branches:
       - main
   workflow_dispatch:
+
+concurrency:
+  group: agent-release
+  cancel-in-progress: false
+
 jobs:
   check-package-version:
     name: Check package version and detect an update

.github/workflows/build.yml

@@ -2,9 +2,10 @@ name: Build
 
 on:
   pull_request:
-  push:
-    branches:
-      - main
+
+concurrency:
+  group: build-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
 
 jobs:
   build:
@@ -16,19 +17,24 @@ jobs:
         uses: actions/checkout@v5
         with:
           persist-credentials: false
+
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
-        
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 22
-          cache: 'pnpm'
+          cache: "pnpm"
+
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
+
       - name: Build electron-trpc
         run: pnpm --filter @posthog/electron-trpc build
+
       - name: Build agent
         run: pnpm --filter agent build
+
       - name: Build array
         run: pnpm --filter array build

.github/workflows/code-quality.yml

@@ -3,6 +3,10 @@ name: Code quality
 on:
   pull_request:
 
+concurrency:
+  group: code-quality-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   quality:
     runs-on: ubuntu-latest
@@ -13,7 +17,9 @@ jobs:
         uses: actions/checkout@v5
         with:
           persist-credentials: false
+
       - name: Setup Biome
         uses: biomejs/setup-biome@v2
+
       - name: Run Biome
-        run: biome ci .
+        run: biome ci .

.github/workflows/typecheck.yml

@@ -3,6 +3,10 @@ name: Typecheck
 on:
   pull_request:
 
+concurrency:
+  group: typecheck-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   typecheck:
     runs-on: ubuntu-latest
@@ -13,14 +17,18 @@ jobs:
         uses: actions/checkout@v5
         with:
           persist-credentials: false
+
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 22
           cache: "pnpm"
+
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
+
       - name: Run type check
         run: pnpm run typecheck