ci: workflow updates

.github/dependabot.yml

@@ -0,0 +1,26 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    rebase-strategy: disabled
+    schedule:
+      interval: "cron"
+      cronjob: "0 2 * * *"
+      timezone: "America/New_York"
+    open-pull-requests-limit: 10
+    groups:
+      github-actions:
+        applies-to: version-updates
+        patterns:
+          - "actions/*"
+          - "github/*"
+
+  - package-ecosystem: "gitsubmodule"
+    directory: "/"
+    rebase-strategy: disabled
+    schedule:
+      interval: "cron"
+      cronjob: "30 2 * * *"
+      timezone: "America/New_York"
+    open-pull-requests-limit: 10

.github/workflows/ci-validation.yml

@@ -1,8 +1,8 @@
+---
 name: Build Virtual Display Driver
 
 on:
   pull_request:
-    branches: [ main, master ]
   push:
     branches: [ main, master ]
     paths-ignore:
@@ -11,6 +11,10 @@ on:
       - 'LICENSE*'
   workflow_dispatch:
 
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+  cancel-in-progress: true
+
 env:
   BUILD_CONFIGURATION: Release
   VDD_SOLUTION: Virtual Display Driver (HDR)/MttVDD.sln
@@ -20,18 +24,21 @@ permissions:
 
 jobs:
   build:
-    runs-on: windows-latest
+    # The WDK driver build is validated against VS 2022; windows-latest is moving to VS 2026.
+    runs-on: windows-2022
     strategy:
       fail-fast: false
       matrix:
         platform: [x64, ARM64]
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          submodules: true
 
       - name: Setup MSBuild
-        uses: microsoft/setup-msbuild@v2
+        uses: microsoft/setup-msbuild@30375c66a4eea26614e0d39710365f22f8b0af57  # v3.0.0
 
       - name: Install Windows Driver Kit (IddCx headers)
         shell: pwsh
@@ -136,9 +143,8 @@ jobs:
           Copy-Item "$outDir\*" -Destination $dest -Recurse -Force
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1
         with:
           name: VDD-${{ matrix.platform }}-${{ env.BUILD_CONFIGURATION }}
           path: artifacts/VDD/${{ matrix.platform }}/
           if-no-files-found: error
-

.gitignore

@@ -241,5 +241,8 @@ ModelManifest.xml
 # FAKE - F# Make
 .fake/
 
+# JetBrains Rider
+.idea/
+
 **/.claude/settings.local.json
 CLAUDE.md

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "ThirdParty/Windows-Driver-Frameworks"]
+	path = ThirdParty/Windows-Driver-Frameworks
+	url = https://github.com/microsoft/Windows-Driver-Frameworks.git

README.md

@@ -35,6 +35,20 @@ Explore more games, tools, apps, and experiments from PyroSoft: **[Visit PyroSof
 - **EDID integration**: Added EDID integration support for custom/virtual monitor profiles.
 - **Performance optimization**: Driver performance improvements (various internal optimizations).
 
+## Building from source
+
+This repository uses a Git submodule for Microsoft Windows Driver Frameworks headers. Clone with submodules enabled:
+
+```bash
+git clone --recurse-submodules https://github.com/VirtualDrivers/Virtual-Display-Driver.git
+```
+
+For an existing checkout, initialize the submodule before building:
+
+```bash
+git submodule update --init --recursive
+```
+
 ## ⬇️ Download Latest Version
 
 - [Driver Installer (Windows 10/11)](https://github.com/VirtualDrivers/Virtual-Display-Driver/releases) - Check the [Releases](https://github.com/VirtualDrivers/Virtual-Display-Driver/releases) page for the latest version and release notes.