Fix Linux build: use musl target for Alpine compatibility

The n8n Docker image uses Alpine Linux which requires musl libc.
Changed --target from bun-linux-x64 to bun-linux-x64-musl.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: keithce

package.json

@@ -11,7 +11,7 @@
   "scripts": {
     "start": "bun run ./src/cli.ts",
     "build": "bun build ./src/cli.ts --compile --minify --outfile ./dist/voice-to-notion",
-    "build:linux": "bun build ./src/cli.ts --compile --minify --target=bun-linux-x64 --outfile ./dist/voice-to-notion-linux",
+    "build:linux": "bun build ./src/cli.ts --compile --minify --target=bun-linux-x64-musl --outfile ./dist/voice-to-notion-linux",
     "build:windows": "bun build ./src/cli.ts --compile --minify --target=bun-windows-x64 --outfile ./dist/voice-to-notion-windows.exe",
     "build:all": "bun run build && bun run build:linux && bun run build:windows",
     "typecheck": "tsc --noEmit",