Nanomaps CI update (#16827)

* Some CI updates

* Update CODEOWNERS file

.github/workflows/remove_guide_comments.yml

@@ -0,0 +1,18 @@
+# Removes guide comments from PRs when opened, so that when we merge them
+# and reuse the pull request description, the clutter is not left behind
+name: Remove guide comments
+on:
+  pull_request_target:
+    types: [opened]
+jobs:
+  remove_guide_comments:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Remove guide comments
+      uses: actions/github-script@v7
+      with:
+        script: |
+          const { removeGuideComments } = await import('${{ github.workspace }}/tools/pull_request_hooks/removeGuideComments.js')
+          await removeGuideComments({ github, context })

.github/workflows/render_nanomaps.yml

@@ -10,6 +10,7 @@ on:
       - master
     paths:
       - 'maps/**'
+  workflow_dispatch:
 
 permissions: {}
 jobs:
@@ -19,7 +20,7 @@ jobs:
       pull-requests: write # to create pull requests (repo-sync/pull-request)
 
     name: 'Generate NanoMaps'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
     - name: Clone
       uses: actions/checkout@v4
@@ -30,7 +31,17 @@ jobs:
         git branch -f nanomaps_generation
         git checkout nanomaps_generation
         git reset --hard origin/master
-
+    - name: Restore SpacemanDMM cache
+      uses: actions/cache@v4
+      with:
+        path: ~/SpacemanDMM
+        key: ${{ runner.os }}-spacemandmm-${{ hashFiles('dependencies.sh') }}
+        restore-keys: |
+          ${{ runner.os }}-spacemandmm-
+    - name: Install Tools
+      run: |
+        bash tools/ci/install_spaceman_dmm.sh dmm-tools
+        sudo apt install -y imagemagick
     - name: Ensure +x on github-actions directory
       run: chmod -R +x ./tools/github-actions