DRAFT: Add an aarch64-msvc build running on ARM64 Windows

Author: dpaoliello

src/ci/github-actions/jobs.yml

@@ -47,6 +47,10 @@ runners:
     os: windows-2025-8core-32gb
     <<: *base-job
 
+  - &job-windows-aarch64
+    os: windows-11-arm64-8core-32gb
+    <<: *base-job
+
   - &job-aarch64-linux
     # Free some disk space to avoid running out of space during the build.
     free_disk: true
@@ -100,18 +104,11 @@ envs:
 # These jobs automatically inherit envs.pr, to avoid repeating
 # it in each job definition.
 pr:
-  - name: mingw-check
-    <<: *job-linux-4c
-  - name: mingw-check-tidy
-    continue_on_error: true
-    <<: *job-linux-4c
-  - name: x86_64-gnu-llvm-19
+  - name: aarch64-msvc
     env:
-      ENABLE_GCC_CODEGEN: "1"
-      DOCKER_SCRIPT: x86_64-gnu-llvm.sh
-    <<: *job-linux-16c
-  - name: x86_64-gnu-tools
-    <<: *job-linux-16c
+      RUST_CONFIGURE_ARGS: --build=aarch64-pc-windows-msvc
+      SCRIPT: make ci-msvc
+    <<: *job-windows-aarch64
 
 # Jobs that run when you perform a try build (@bors try)
 # These jobs automatically inherit envs.try, to avoid repeating