👷 (Ci Build) Add manual build windows & linux app

.github/workflows/build-linux.yml

@@ -0,0 +1,35 @@
+name: Build Linux Portable Executable on Demand
+
+on:
+  workflow_dispatch:
+
+jobs:
+  build_linux:
+    name: 🐧 Build Linux App
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v4
+      - name: Set up Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: stable
+
+      - run: sudo apt-get update -y
+      - run: sudo apt-get install -y ninja-build libgtk-3-dev
+
+      - name: Build Linux App
+        run: |
+          flutter pub get
+          flutter build linux --release
+
+      - name: Compress Linux App
+        run: |
+          cd build/linux/x64/release/bundle/
+          zip -r linux-x64.zip *
+
+      - name: Upload Linux App artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: linux-x64-app
+          path: build/linux/x64/release/bundle/linux-x64.zip

.github/workflows/build-windows-portable.yml

@@ -0,0 +1,24 @@
+name: Build Windows Portable Executable on Demand
+
+on:
+  workflow_dispatch:
+
+jobs:
+  build_windows:
+    name: 🪟 Build Windows App
+    runs-on: windows-latest
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v4
+      - name: Set up Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: stable
+      - run: flutter pub get
+      - run: flutter build windows --release
+      - run: cd build/windows/x64/runner/Release/ && powershell Compress-Archive -Path * -DestinationPath windows-x64-portable.zip
+      - name: Upload Windows App to release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: build/windows/x64/runner/Release/windows-x64-portable.zip
+