Fix CI for error unshare: write failed /proc/self/uid_map: Operation not permitted with Ubuntu >=24.04

.github/workflows/codespell.yml

@@ -13,7 +13,7 @@ permissions:
 jobs:
   codespell:
     name: Check for spelling errors
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout

.github/workflows/docs.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   validate:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/main.yml

@@ -11,7 +11,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
@@ -51,6 +51,13 @@ jobs:
           pip install codecov '.[tests]' '${{ matrix.urllib3-requirement }}'
           pip check
 
+      - name: Allow creation of user namespaces (e.g. to the unshare command)
+        run: |
+          # .. so that we don't get error:
+          # unshare: write failed /proc/self/uid_map: Operation not permitted
+          # Idea from https://github.com/YoYoGames/GameMaker-Bugs/issues/6015#issuecomment-2135552784 .
+          sudo sysctl kernel.apparmor_restrict_unprivileged_userns=0
+
       - name: Run online tests
         run: ./runtests.sh --cov=./vcr --cov-branch --cov-report=xml --cov-append -m online
 

.github/workflows/pre-commit-detect-outdated.yml

@@ -16,7 +16,7 @@ permissions:
 jobs:
   pre_commit_detect_outdated:
     name: Detect outdated pre-commit hooks
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/pre-commit.yml

@@ -11,7 +11,7 @@ on:
 jobs:
   pre-commit:
     name: Run pre-commit
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5

.readthedocs.yaml

@@ -7,7 +7,7 @@ version: 2
 
 # Set the version of Python and other tools you might need
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
     python: "3.12"