Bump actions/checkout from 5 to 6

.github/workflows/build.yml

@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Cache PlatformIO

.github/workflows/copilot-setup-steps.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # fetch-depth overridden internally for Copilot anyway; keep explicit for normal runs
           fetch-depth: 0

.github/workflows/pre-commit.yml

@@ -7,7 +7,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: dorny/paths-filter@v3

.github/workflows/update-changelog.yml

@@ -14,7 +14,7 @@ jobs:
       pull-requests: write
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           ref: ${{ github.event.pull_request.head.ref }}

CHANGELOG.md

@@ -14,6 +14,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Hardware
 
 
+## [25.11.19]
+
+### Added
+
+### Changed
+
+### Hardware
+
+
 ## [25.11.4]
 
 ### Added