.github: test on arm

Author: mrjbq7

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
     - name: help-lint
       run: './factor -run=help.lint resource:core resource:basis resource:extra'
 
-  build-macos:
+  build-macos-intel:
     runs-on: macos-15-intel
     steps:
     - uses: actions/checkout@v4
@@ -36,6 +36,19 @@ jobs:
     - name: help-lint
       run: './factor -run=help.lint resource:core resource:basis resource:extra'
 
+  build-macos-arm:
+    runs-on: macos-15
+    steps:
+    - uses: actions/checkout@v4
+    - name: build
+      run: ./build.sh net-bootstrap
+    - name: load-all
+      run: './factor -e="USING: compiler.errors memory namespaces parser.notes syntax vocabs.hierarchy ; parser-quiet? off auto-use? off load-all save compiler-errors get assoc-empty? 0 1 ? exit"'
+    - name: test
+      run: './factor -run=tools.test resource:core'
+    - name: help-lint
+      run: './factor -run=help.lint resource:core resource:basis resource:extra'
+
   build-windows:
     runs-on: windows-2022
     steps: