Enhance version bump workflow for macOS cross-compilation support. Ad…

…ded aarch64-apple-darwin target configuration and updated build steps to conditionally install necessary tools for cross-compilation, improving multi-platform compatibility.

.github/workflows/version-bump.yml

@@ -92,6 +92,10 @@ jobs:
             target: x86_64-apple-darwin
             binary_name: borgo-macos-x86_64
             src_name: compiler
+          - os: macos-latest
+            target: aarch64-apple-darwin
+            binary_name: borgo-macos-aarch64
+            src_name: compiler
           - os: windows-latest
             target: x86_64-pc-windows-msvc
             binary_name: borgo-windows-x86_64.exe
@@ -135,14 +139,18 @@ jobs:
       - name: Add Rust target (Unix)
         if: runner.os != 'Windows'
         run: |
-          nix develop --command \
-            rustup target add ${{ matrix.target }}
+          rustup target add ${{ matrix.target }}
 
       - name: Build release binary (Unix)
         if: runner.os != 'Windows'
         run: |
-          nix develop --command \
-            cargo build --release --target ${{ matrix.target }}
+          # Install cross-compilation tools if needed
+          if [[ "${{ matrix.target }}" == "aarch64-apple-darwin" ]]; then
+            rustup target add aarch64-apple-darwin
+          fi
+          
+          # Build using cargo directly for cross-compilation
+          cargo build --release --target ${{ matrix.target }}
 
       # Build step for Windows
       - name: Build release binary (Windows)