workflow: use arm runners for arm64 builds

Author: ayufan

.github/workflows/build_release.yaml

@@ -3,7 +3,10 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{
+      matrix.docker_arch == 'arm64/v8' && 'ubuntu-24.04-arm' ||
+      'ubuntu-24.04'
+    }}
     permissions:
       contents: write
     strategy:

.github/workflows/build_test.yaml

@@ -5,10 +5,15 @@ on:
       - 'RELEASE.md'
   pull_request:
   workflow_dispatch:
+  schedule:
+    - cron: '0 15 * * 2'  # Runs at 15:00 (3pm) UTC every Tuesday
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{
+      matrix.docker_arch == 'arm64/v8' && 'ubuntu-24.04-arm' ||
+      'ubuntu-24.04'
+    }}
     strategy:
       matrix:
         debian_version: [bullseye, bookworm]