Switched to pnpm

Dockerfile

@@ -2,8 +2,10 @@
 FROM node:22-alpine AS build
 WORKDIR /app
 
-COPY package*.json ./
-RUN npm ci
+RUN corepack enable
+
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile
 
 COPY . .
 
@@ -11,7 +13,7 @@ COPY . .
 # For a subpath deploy: docker build --build-arg VITE_BASE=/practice/ .
 ARG VITE_BASE=/
 ENV VITE_BASE=$VITE_BASE
-RUN npm run build
+RUN pnpm run build
 
 # --- Serve stage ---------------------------------------------------------------
 FROM nginx:alpine

README.md

@@ -12,12 +12,12 @@ scheduler so the metronome never drifts.
 ## Develop
 
 ```bash
-npm install
-npm run dev        # local dev server
-npm run check      # svelte-check (typecheck)
-npm test           # vitest (scheduler timing + music-theory correctness)
-npm run build      # typecheck + production build to dist/
-npm run preview    # serve the built dist/ locally
+pnpm install
+pnpm dev           # local dev server
+pnpm check         # svelte-check (typecheck)
+pnpm test          # vitest (scheduler timing + music-theory correctness)
+pnpm build         # typecheck + production build to dist/
+pnpm preview       # serve the built dist/ locally
 ```
 
 ## Deploy
@@ -30,11 +30,11 @@ The build is fully static (`dist/`). Because the app uses **path routing**
 
 - Dedicated domain / served at the root: default, `base = '/'`.
 - Subpath (e.g. `https://example.com/practice/`): build with
-  `VITE_BASE=/practice/ npm run build`.
+  `VITE_BASE=/practice/ pnpm build`.
 
 ### Cloudflare Pages
 
-Framework preset: none. Build command `npm run build`, output directory `dist`.
+Framework preset: none. Build command `pnpm build`, output directory `dist`.
 `public/_redirects` (already included) provides the SPA fallback:
 
 ```

package.json

@@ -24,5 +24,8 @@
   },
   "dependencies": {
     "tonal": "^6.4.0"
+  },
+  "pnpm": {
+    "onlyBuiltDependencies": ["esbuild"]
   }
 }