Add Makefile to automate build process

Makefile

@@ -0,0 +1,69 @@
+.PHONY: all clean whisper setup build check healthcheck help dev run
+
+# Default target
+all: check build
+
+# Development workflow
+dev: build run
+
+# Prerequisites
+check:
+	@echo "Checking prerequisites..."
+	@command -v git >/dev/null 2>&1 || { echo "git is not installed"; exit 1; }
+	@command -v xcodebuild >/dev/null 2>&1 || { echo "xcodebuild is not installed (need Xcode)"; exit 1; }
+	@command -v swift >/dev/null 2>&1 || { echo "swift is not installed"; exit 1; }
+	@echo "Prerequisites OK"
+
+healthcheck: check
+
+# Build process
+whisper:
+	@if [ ! -d "whisper.cpp/build-apple/whisper.xcframework" ]; then \
+		echo "Building whisper.xcframework..."; \
+		git clone https://github.com/ggerganov/whisper.cpp.git || (cd whisper.cpp && git pull); \
+		cd whisper.cpp && ./build-xcframework.sh; \
+	else \
+		echo "whisper.xcframework already built, skipping build"; \
+	fi
+
+setup: whisper
+	@if [ ! -d "VoiceInk/whisper.xcframework" ]; then \
+		echo "Copying whisper.xcframework to VoiceInk..."; \
+		cp -r whisper.cpp/build-apple/whisper.xcframework VoiceInk/; \
+	else \
+		echo "whisper.xcframework already in VoiceInk, skipping copy"; \
+	fi
+
+build: setup
+	xcodebuild -project VoiceInk.xcodeproj -scheme VoiceInk -configuration Debug CODE_SIGN_IDENTITY="" build
+
+# Run application
+run:
+	@echo "Looking for VoiceInk.app..."
+	@APP_PATH=$$(find "$$HOME/Library/Developer/Xcode/DerivedData" -name "VoiceInk.app" -type d | head -1) && \
+	if [ -n "$$APP_PATH" ]; then \
+		echo "Found app at: $$APP_PATH"; \
+		open "$$APP_PATH"; \
+	else \
+		echo "VoiceInk.app not found. Please run 'make build' first."; \
+		exit 1; \
+	fi
+
+# Cleanup
+clean:
+	@echo "Cleaning build artifacts..."
+	@rm -rf whisper.cpp VoiceInk/whisper.xcframework
+	@echo "Clean complete"
+
+# Help
+help:
+	@echo "Available targets:"
+	@echo "  check/healthcheck  Check if required CLI tools are installed"
+	@echo "  whisper            Clone and build whisper.cpp XCFramework"
+	@echo "  setup              Copy whisper XCFramework to VoiceInk project"
+	@echo "  build              Build the VoiceInk Xcode project"
+	@echo "  run                Launch the built VoiceInk app"
+	@echo "  dev                Build and run the app (for development)"
+	@echo "  all                Run full build process (default)"
+	@echo "  clean              Remove build artifacts"
+	@echo "  help               Show this help message"