tools: replace yarn v1 with NPM

.github/workflows/cd.yml

@@ -43,19 +43,19 @@ jobs:
 
       - name: Install
         if: ${{ steps.release.outputs.releases_created == 'true' }}
-        run: yarn install --frozen-lockfile
+        run: npm ci
       - name: Clean
         if: ${{ steps.release.outputs.releases_created == 'true' }}
-        run: yarn clean
+        run: npm run clean
       - name: Test
         if: ${{ steps.release.outputs.releases_created == 'true' }}
-        run: yarn test
+        run: npm test
       - name: Clean
         if: ${{ steps.release.outputs.releases_created == 'true' }}
-        run: yarn clean
+        run: npm run clean
       - name: Build
         if: ${{ steps.release.outputs.releases_created == 'true' }}
-        run: yarn build:packages
+        run: npm run build:packages
       - name: Publish
         if: ${{ steps.release.outputs.releases_created == 'true' }}
         run: npm exec -c publish-packages

.github/workflows/ci.yml

@@ -28,10 +28,10 @@ jobs:
           node-version: ${{steps.nvmrc.outputs.NODE_VERSION}}
           # this line is required for the setup-node action to be able to run the npm publish below.
           registry-url: 'https://registry.npmjs.org'
-          cache: yarn
-      - run: yarn install --frozen-lockfile
-      - run: yarn clean
-      - run: yarn build:packages
+          cache: npm
+      - run: npm ci
+      - run: npm run clean
+      - run: npm run build:packages
       - run: npx --yes -w packages [email protected] release prerelease --prerelease canary --provenance --log-level verbose
         if: ${{ github.ref == 'refs/heads/main' }}
         env:
@@ -52,9 +52,9 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: ${{steps.nvmrc.outputs.NODE_VERSION}}
-          cache: yarn
-      - run: yarn install --frozen-lockfile
-      - run: yarn lint
+          cache: npm
+      - run: npm ci
+      - run: npm run lint
 
   test:
     # Don't run if the CI is triggered by Release Please
@@ -67,19 +67,19 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: 20
-          cache: yarn
+          cache: npm
       # esbuild requires --ignore-scripts to NOT be added here.
-      - run: yarn install --frozen-lockfile
-      - run: yarn clean
+      - run: npm ci
+      - run: npm run clean
       - name: Install playwright browsers
         run: npx playwright install --with-deps
       # Retry the test command up to 3 times with a timeout of 10 minutes
       - uses: nick-fields/retry@v3
         with:
           timeout_minutes: 10
           max_attempts: 3
-          # run yarn and pass through `-- --all` to turborepo
-          command: yarn test -- -- --all
+          # run npm test and pass through `-- --all` to turborepo
+          command: npm run test -- -- --all
       - name: Upload coverage to Codecov
         uses: codecov/[email protected]
         with:

README_INTERNAL.md

@@ -1,27 +1,27 @@
 # Local Development
 
-To run this repo locally, run `yarn` to install and link dependencies.
+To run this repo locally, run `npm i` to install and link dependencies.
 
-For dev testing, run `yarn dev`. By default, this only runs the packages.
-To run examples, you'll want to run run a `yarn dev` in the example folder of your choice or modify the `dev` script in the [top level package.json](./package.json).
+For dev testing, run `npm run dev`. By default, this only runs the packages.
+To run examples, you'll want to run run a `npm run dev` in the example folder of your choice or modify the `dev` script in the [top level package.json](./package.json).
 Examples:
 
 - To run all examples
   - include `--filter 'demo-*'` in the dev script
-  - Run `npx turbo run dev --filter 'demo-*'` locally after running `yarn dev`
+  - Run `npx turbo run dev --filter 'demo-*'` locally after running `npm run dev`
 - To only run `vanilla-ts-esm` demo
   - include `--filter '*-esm'` in the dev script
-  - Run `npx turbo run dev --filter '*-esm'` locally after running `yarn dev`
-  - Alternatively, run `yarn dev` and then, from another terminal, `cd ./examples/vanilla-ts-esm` and `yarn dev`
+  - Run `npx turbo run dev --filter '*-esm'` locally after running `npm run dev`
+  - Alternatively, run `npm run dev` and then, from another terminal, `cd ./examples/vanilla-ts-esm` and `npm run dev`
 
 ## Testing your changes
 
-To run tests for the entire monorepo, run `yarn test` from the monorepo root. In addition, you can:
+To run tests for the entire monorepo, run `npm test` from the monorepo root. In addition, you can:
 
-- Run tests across multiple browsers via `yarn test -- -- --all`
-- Run tests for a particular package by navigating to that package and running its `yarn test` (with or without the `--all` flag)
-  - Example: for `playback-core`, `cd ./packages/playback-core` and `yarn test`
-- Run tests on Sauce Labs from your local machine (where available) by going to the relevant package and running `yarn test:saucelabs`
+- Run tests across multiple browsers via `npm test -- -- --all`
+- Run tests for a particular package by navigating to that package and running its `npm test` (with or without the `--all` flag)
+  - Example: for `playback-core`, `cd ./packages/playback-core` and `npm test`
+- Run tests on Sauce Labs from your local machine (where available) by going to the relevant package and running `npm run test:saucelabs`
   - **NOTE**: This is only available for core contributors and requires `SAUCE_USERNAME` + `SAUCE_ACCESS_KEY` env variables setup. Reach out to relevant team members for assistance.
   - **NOTE**: Currently only implemented for the `mux-player` package.
 

examples/create-react-app-with-typescript/package.json

@@ -26,7 +26,7 @@
     "web-vitals": "^2.1.4"
   },
   "scripts": {
-    "dev": "PORT=3001 BROWSER=none GENERATE_SOURCEMAP=false yarn start",
+    "dev": "PORT=3001 BROWSER=none GENERATE_SOURCEMAP=false npm start",
     "start": "react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",

examples/vanilla-ts-esm/package.json

@@ -7,9 +7,9 @@
   "author": "Mux, Inc.",
   "license": "MIT",
   "scripts": {
-    "dev": "yarn esbuild --servedir=public --serve=0.0.0.0:8004",
+    "dev": "npm run esbuild -- --servedir=public --serve=0.0.0.0:8004",
     "esbuild": "esbuild src/** --bundle --target=es2019 --format=esm --outdir=public/dist",
-    "build": "yarn esbuild --minify"
+    "build": "npm run esbuild -- --minify"
   },
   "devDependencies": {
     "esbuild": "^0.24.1",