fix: show correct yalc command for both npm and yarn

Thanks to @davydog187 for this fix!

README.md

@@ -57,8 +57,26 @@ npx @sanity/plugin-kit init sanity-plugin-testing-it-out
 cd sanity-plugin-testing-it-out
 npm run link-watch
 
-# In another shell, link the plugin to your Sanity studio using the command indicated by link-watch
+# In another shell 
 cd /path/to/my-studio
+# now link the plugin to your Sanity studio using the command indicated by link-watch output (see below)
+```
+
+Run **ONE** of the below commands, **based on the package manager** used in your studio:
+
+```bash
+# studio uses yarn
+cd /path/to/my-studio
+yalc add --link sanity-plugin-testing-it-out && yarn install
+```
+
+```bash
+# studio uses npm 
+cd /path/to/my-studio
+npx yalc add sanity-plugin-testing-it-out && npx yalc link sanity-plugin-testing-it-out && npm install
+```
+
+# Use this command if your studio uses yarn
 npx yalc add sanity-plugin-testing-it-out && npx yalc link sanity-plugin-testing-it-out && npm install
 
 ```

src/actions/link-watch.ts

@@ -72,7 +72,15 @@ export async function linkWatch({basePath}: {basePath: string}) {
         outdent`
         Watching ${watch.folder} for changes to files with extensions: ${watch.extensions}
 
-        To test this package in another repository directory run:
+        To test this package in Sanity Studio or another package, in a separate shell run:
+        cd /path/to/sanity/studio-or-package
+
+        Then, run one of the below commands, based on the package manager used in studio-or-package:
+
+        ## yarn
+        ${chalk.greenBright(`yalc add --link ${pkg.name} && yarn install`)}
+
+        ## npm
         ${chalk.greenBright(`npx yalc add ${pkg.name} && npx yalc link ${pkg.name} && npm install`)}
       `.trimStart()
       )