Merge pull request #1589 from PR0M3TH3AN/docs/update-readme-build-instructions-18391905515114930775

Update README local build instructions

README.md

@@ -103,8 +103,14 @@ To run **bitvid** locally:
 
 2. Install dependencies:
 
+   If you cloned the repo but haven’t run `npm install`/`npm ci`, `npx` won’t find the local `tailwindcss`.
+
    ```bash
+   # reproducible install (preferred for CI / locks)
    npm ci
+
+   # or if you want to install/upgrade packages
+   npm install
    ```
 
 3. Build the project: