Merge pull request #535 from loopandlearn/update/xcode-26-sdk

Update build to Xcode 26 / macOS 26 runner

.github/workflows/build_LoopFollow.yml

@@ -165,7 +165,7 @@ jobs:
   build:
     name: Build
     needs: [check_certs, check_status]
-    runs-on: macos-15
+    runs-on: macos-26
     permissions:
       contents: write
     if:
@@ -175,7 +175,7 @@ jobs:
         (vars.SCHEDULED_SYNC != 'false' && needs.check_status.outputs.NEW_COMMITS == 'true' )
     steps:
       - name: Select Xcode version
-        run: "sudo xcode-select --switch /Applications/Xcode_16.4.app/Contents/Developer"
+        run: "sudo xcode-select --switch /Applications/Xcode_26.2.app/Contents/Developer"
 
       - name: Checkout Repo for building
         uses: actions/checkout@v4