Remove Mac support, replace with Linux AARCH64 support

Request: CT_BDEPLOY-154
Change-Id: I8a2b6bbc1233b530455f9b07c4b8fdb4f37fda7a

Author: mduft

.github/workflows/linux.yml

@@ -1,5 +1,8 @@
 name: BDeploy CI - Linux
-on: [push]
+on: 
+  push:
+    branches-ignore:
+      - 'aarch64'
 
 jobs:
   build:

.github/workflows/linux_aarch64.yml

@@ -0,0 +1,37 @@
+name: BDeploy CI - Linux (Aarch64)
+on: [push]
+
+jobs:
+  build:
+    name: Build and test on Linux Aarch64
+    runs-on: ubuntu-24.04-arm
+
+    steps:
+    - name: Checkout from GIT
+      uses: actions/checkout@v3
+        
+    - name: Setup JDK 21
+      uses: actions/setup-java@v3
+      with:
+        distribution: 'temurin'
+        java-version: 21
+
+    - name: Setup NodeJS
+      uses: actions/setup-node@v3
+      with:
+        node-version: '22'
+
+    - name: Setup Gradle
+      uses: gradle/gradle-build-action@v2
+
+    - name: Build and Test
+      id: build
+      run: ./gradlew --stacktrace --scan clean build -x retypeUserDoc
+
+    - name: Upload playwright results
+      uses: actions/upload-artifact@v4
+      if: always()
+      with:
+        name: playwright-results
+        path: ui/webapp/playwright/results
+

.github/workflows/windows.yml

@@ -1,5 +1,8 @@
 name: BDeploy CI - Windows
-on: [push]
+on: 
+  push:
+    branches-ignore:
+      - 'aarch64'
 
 jobs:
   build: