update ci.yml and be more explicit in .nimble (#55)

* update ci.yml and be more explicit in .nimble

* test both amd64 and arm64 macos

.github/workflows/ci.yml

@@ -22,23 +22,29 @@ jobs:
             cpu: i386
           - os: macos
             cpu: amd64
+          - os: macos
+            cpu: arm64
           - os: windows
             cpu: amd64
-          #- os: windows
-            #cpu: i386
         branch: [version-1-6, version-2-0, devel]
         include:
           - target:
               os: linux
-            builder: ubuntu-20.04
+            builder: ubuntu-latest
             shell: bash
           - target:
               os: macos
-            builder: macos-12
+              cpu: amd64
+            builder: macos-13
+            shell: bash
+          - target:
+              os: macos
+              cpu: arm64
+            builder: macos-latest
             shell: bash
           - target:
               os: windows
-            builder: windows-2019
+            builder: windows-latest
             shell: msys2 {0}
 
     defaults:
@@ -50,7 +56,7 @@ jobs:
     continue-on-error: ${{ matrix.branch == 'devel' }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install build dependencies (Linux i386)
         if: runner.os == 'Linux' && matrix.target.cpu == 'i386'
@@ -120,6 +126,8 @@ jobs:
         run: |
           if [[ '${{ matrix.target.cpu }}' == 'amd64' ]]; then
             PLATFORM=x64
+          elif [[ '${{ matrix.target.cpu }}' == 'arm64' ]]; then
+            PLATFORM=arm64
           else
             PLATFORM=x86
           fi

faststreams.nimble

@@ -25,9 +25,9 @@ proc build(args, path: string) =
   exec nimc & " " & lang & " " & cfg & " " & flags & " " & args & " " & path
 
 proc run(args, path: string) =
-  build args & " -r", path
+  build args & " --mm:refc -r", path
   if (NimMajor, NimMinor) > (1, 6):
-    build args & " --mm:refc -r", path
+    build args & " --mm:orc -r", path
 
 task test, "Run all tests":
   # TODO asyncdispatch backend is broken / untested