doc: compilation with fvm

CONTRIBUTION.md

@@ -119,7 +119,7 @@ Enhancement suggestions are tracked as [GitHub issues](https://github.com/KRTirt
 
 Do the following:
 
-- Download the latest Flutter SDK (>=3.16.0) & enable desktop support
+- Install [Dart](https://dart.dev/get-dart) and [fvm](https://fvm.app/documentation/getting-started/installation)
 - Install Development dependencies in linux
   - Debian (>=12/Bookworm)/Ubuntu
     ```bash
@@ -138,11 +138,11 @@ Do the following:
 - Create a `.env` in root of the project following the `.env.example` template
 - Now run the following to bootstrap the project
   ```bash
-  flutter pub get && dart run build_runner build --delete-conflicting-outputs --enable-experiment=records,patterns
+  fvm flutter pub get && fvm dart run build_runner build --delete-conflicting-outputs --enable-experiment=records,patterns
   ```
 - Finally run these following commands in the root of the project to start the Spotube Locally
   ```bash
-  flutter run -d <window|macos|linux|(<android-device-id>)>
+  fvm flutter run -d <window|macos|linux|(<android-device-id>)>
   ```
 
 Do debugging/testing/build etc then submit to us with PR against the development branch (dev) & we'll review your code