feat(turborepo): Watch mode (#7613)

### Description

Implements an MVP version of watch mode that takes the package changes
stream and re-runs package tasks as needed.

### Testing Instructions

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  Give a quick description of steps to test your changes.
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Closes TURBO-2519

crates/turborepo-lib/src/cli/error.rs

@@ -9,6 +9,7 @@ use crate::{
     daemon::DaemonError,
     rewrite_json::RewriteError,
     run,
+    run::watch,
 };
 
 #[derive(Debug, Error, Diagnostic)]
@@ -48,4 +49,7 @@ pub enum Error {
     Run(#[from] run::Error),
     #[error(transparent)]
     SerdeJson(#[from] serde_json::Error),
+    #[error(transparent)]
+    #[diagnostic(transparent)]
+    Watch(#[from] watch::Error),
 }