fix checkout

.github/workflows/build-mac-test.yml

@@ -3,15 +3,14 @@ on:
   workflow_dispatch:
     inputs:
       commitHash:
-        description: 'Enter the commit hash to build (leave empty for the latest commit)'
+        description: 'Enter the commit hash to build (leave empty to use the default branch or the branch that triggered the workflow)'
         required: false
         type: string
       buildDMG:
         description: 'Test Build DMG'
         required: false
         type: boolean
 
-
   push:
     branches: [ "main" ]
   pull_request:
@@ -25,8 +24,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0  # Fetch all history for all branches and tags
-          # Checkout the provided commit hash or the latest commit from the default branch
-          ref: ${{ github.event.inputs.commitHash || 'refs/heads/main' }}
+          ref: ${{ github.event.inputs.commitHash || github.sha }}
 
 
       - name: Run build script

tools/build-mac/osx.spec

@@ -1,12 +1,28 @@
 # -*- mode: python -*-
 
+import platform
 from PyInstaller.utils.hooks import collect_data_files, collect_submodules, collect_dynamic_libs
 from PyInstaller.building.api import COLLECT, EXE, PYZ
 from PyInstaller.building.build_main import Analysis
 from PyInstaller.building.osx import BUNDLE
 
 import sys, os
 
+
+
+# Function to determine target architecture based on Python's running architecture
+def get_target_arch():
+    arch = platform.machine()
+    if arch == 'x86_64':
+        return 'x86_64'
+    elif arch in ('arm', 'arm64', 'aarch64'):
+        return 'arm64'
+    else:
+        return 'universal2'  # Defaulting to universal for other cases (as a fallback)
+target_arch = get_target_arch()
+print(f"Building for {target_arch=}")
+
+
 PACKAGE_NAME='Bitcoin_Safe.app'
 PYPKG='bitcoin_safe'
 PROJECT_ROOT = os.path.abspath(".")
@@ -112,7 +128,7 @@ exe = EXE(
     upx=True,
     icon=ICONS_FILE,
     console=False,
-    target_arch='arm64',  # TODO investigate building 'universal2'
+    target_arch=target_arch,  # TODO investigate building 'universal2'
 )
 
 app = BUNDLE(