ci: upgrade checkout@v6 and Node 24 env flag

Upgrade actions/checkout from v4 to v6 in all GitHub workflows.
Add FORCE_JAVASCRIPT_ACTIONS_TO_NODE24 env block.
Bump requires-python to >=3.11 and update CI matrix.

Author: larsrollik

.github/workflows/ci.yml

@@ -10,13 +10,16 @@ on:
 permissions:
   contents: read
 
+env:
+  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
+
 jobs:
   lint:
     name: Lint
     runs-on: ubuntu-latest
     if: "!startsWith(github.event.head_commit.message, 'bump:')"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -38,10 +41,10 @@ jobs:
       fail-fast: false
       matrix:
 
-        python-version: ["3.10", "3.13"]
+        python-version: ["3.11", "3.13"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/docs.yml

@@ -13,12 +13,15 @@ on:
 permissions:
   contents: write
 
+env:
+  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
+
 jobs:
   deploy:
     name: Deploy docs to GitHub Pages
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/pr-review.yml

@@ -10,6 +10,9 @@ on:
   pull_request:
     types: [opened, synchronize, ready_for_review]
 
+env:
+  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
+
 jobs:
 
   # ── Option A: Claude API (Anthropic) ─────────────────────────────────────
@@ -20,7 +23,7 @@ jobs:
   #   name: Claude PR review
   #   runs-on: ubuntu-latest
   #   steps:
-  #     - uses: actions/checkout@v4
+  #     - uses: actions/checkout@v6
   #       with:
   #         fetch-depth: 0
   #
@@ -64,7 +67,7 @@ jobs:
   #   name: Ollama PR review
   #   runs-on: self-hosted
   #   steps:
-  #     - uses: actions/checkout@v4
+  #     - uses: actions/checkout@v6
   #       with:
   #         fetch-depth: 0
   #

.github/workflows/release.yml

@@ -9,13 +9,16 @@ permissions:
   contents: write
   id-token: write
 
+env:
+  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
+
 jobs:
   release:
     name: Bump, build, publish
     runs-on: ubuntu-latest
     if: "!startsWith(github.event.head_commit.message, 'bump:')"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

pyproject.toml

@@ -11,7 +11,7 @@ authors = [
 description = "Modular barcode generation for TTL synchronization with clean hardware separation"
 readme = "README.md"
 license = { file = "LICENSE" }
-requires-python = ">=3.10"
+requires-python = ">=3.11"
 keywords = [
     "ttl", "barcode", "synchronization", "daq",
     "bpod", "pigpio", "gpio", "raspberry-pi", "neuroscience",
@@ -22,7 +22,7 @@ classifiers = [
     "License :: Free for non-commercial use",
     "Operating System :: OS Independent",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Topic :: Scientific/Engineering",