Update whisper.cpp build instructions

BUILDING.md

@@ -8,27 +8,32 @@ Before you begin, ensure you have:
 - macOS 14.0 or later
 - Xcode (latest version recommended)
 - Swift (latest version recommended)
-- [whisper.cpp](https://github.com/ggerganov/whisper.cpp) properly set up
-  - Follow the installation instructions in the whisper.cpp repository
-  - Make sure you can build and run the basic examples
-  - The library should be properly linked in your environment
 
-## Building Steps
+## Building whisper.cpp Framework
 
-1. Clone the repository
+1. Clone and build whisper.cpp:
+```bash
+git clone https://github.com/ggerganov/whisper.cpp.git
+cd whisper.cpp
+./build-xcframework.sh
+```
+This will create the XCFramework at `build-apple/whisper.xcframework`.
+
+## Building VoiceInk
+
+1. Clone the VoiceInk repository:
 ```bash
 git clone https://github.com/Beingpax/VoiceInk.git
 cd VoiceInk
 ```
 
-2. Open the project in Xcode
-```bash
-open VoiceInk.xcodeproj
-```
+2. Add the whisper.xcframework to your project:
+   - Drag and drop `../whisper.cpp/build-apple/whisper.xcframework` into the project navigator, or
+   - Add it manually in the "Frameworks, Libraries, and Embedded Content" section of project settings
 
 3. Build and Run
-- Build the project using Cmd+B or Product > Build
-- Run the project using Cmd+R or Product > Run
+   - Build the project using Cmd+B or Product > Build
+   - Run the project using Cmd+R or Product > Run
 
 ## Development Setup
 
@@ -38,8 +43,7 @@ open VoiceInk.xcodeproj
 
 2. **Dependencies**
    - The project uses [whisper.cpp](https://github.com/ggerganov/whisper.cpp) for transcription
-   - Clone and build whisper.cpp following their installation guide
-   - Ensure the library is properly linked in your Xcode project
+   - Ensure the whisper.xcframework is properly linked in your Xcode project
    - Test the whisper.cpp installation independently before proceeding
 
 3. **Building for Development**
@@ -57,6 +61,6 @@ If you encounter any build issues:
 2. Clean the build cache (Cmd+Shift+K twice)
 3. Check Xcode and macOS versions
 4. Verify all dependencies are properly installed
-5. Make sure whisper.cpp is properly built and linked
+5. Make sure whisper.xcframework is properly built and linked
 
 For more help, please check the [issues](https://github.com/Beingpax/VoiceInk/issues) section or create a new issue.