docs: npm → bun

CONTRIBUTING.md

@@ -6,7 +6,7 @@ Thanks for your interest in Movies Diary! This is a personal project but contrib
 
 1. Fork and clone the repo
 2. Copy `.env.example` to `.env` and fill in at least `JWT_SECRET` and `OMDB_API_KEY`
-3. Install Rust (stable, 2024 edition) and Node.js (for the SPA)
+3. Install Rust (stable, 2024 edition) and Bun (for the SPA)
 4. Run the backend and worker:
 
 ```bash
@@ -17,7 +17,7 @@ cargo run -p worker          # event worker (separate terminal)
 5. Run the SPA dev server:
 
 ```bash
-cd spa && npm install && npm run dev
+cd spa && bun install && bun run dev
 ```
 
 ## Before submitting a PR
@@ -32,7 +32,7 @@ Or individually:
 cargo fmt --check
 cargo clippy -- -D warnings
 cargo test
-cd spa && npx tsc --noEmit
+cd spa && bunx tsc --noEmit
 ```
 
 All four must pass. PRs with clippy warnings or failing tests won't be merged.

README.md

@@ -166,12 +166,12 @@ Interactive API documentation is available at runtime:
 The single-page app lives in `spa/` and is served at `/app/` by the backend. For local development:
 
 ```bash
-cd spa && npm install && npm run dev   # http://localhost:5173/app/
+cd spa && bun install && bun run dev   # http://localhost:5173/app/
 ```
 
 Set `CORS_ORIGINS=http://localhost:5173` in the backend `.env` to allow cross-origin API calls during development.
 
-For production, `npm run build` outputs to `spa/dist/` which the backend serves statically (included in Docker image automatically).
+For production, `bun run build` outputs to `spa/dist/` which the backend serves statically (included in Docker image automatically).
 
 ## Terminal UI (deprecated)