chore: Update repo to use npm rather than yarn (#25)

Author: Laura

.github/workflows/unit-test.yml

@@ -18,8 +18,8 @@ jobs:
       - uses: actions/setup-node@v3
         with:
           node-version: '20.x'
-          cache: 'yarn'
+          cache: 'npm'
       - name: Install dependencies
-        run: yarn --immutable
+        run: npm install --immutable
       - name: Test Project
-        run: yarn test
+        run: npm run test

.github/workflows/update-dvc-sdk.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/setup-node@v3
         with:
           node-version: '20.x'
-          cache: 'yarn'
+          cache: 'npm'
 
       - name: Set Git author
         shell: bash
@@ -27,7 +27,7 @@ jobs:
         run: echo "BRANCH_NAME=update-dvc-sdk" >> $GITHUB_ENV
 
       - name: Update @devcycle/react-client-sdk to latest
-        run: yarn add @devcycle/react-client-sdk@latest
+        run: npm install @devcycle/react-client-sdk@latest
 
       - name: Check for changes to package.json
         run: echo "IS_UPDATED=$(git diff --name-only origin/main package.json)" >> $GITHUB_ENV
@@ -41,7 +41,7 @@ jobs:
         run: |
           git checkout -b "$BRANCH_NAME"
           git add package.json
-          git add yarn.lock
+          git add package-lock.json
           git commit -m "Update @devcycle/react-client-sdk to latest"
           git push --set-upstream origin "$BRANCH_NAME"
 

README.md

@@ -12,19 +12,19 @@ When you run the example app and switch your identity between users, you'll be a
 
 ## Running the Example
 
-* Run `yarn install` in the project directory to install dependencies
+* Run `npm install` in the project directory to install dependencies
 * Create a `.env` file and set `REACT_APP_DEVCYCLE_CLIENT_SDK_KEY` to the SDK Key for your environment.\
 You can find this under [Settings > Environments](https://app.devcycle.com/r/environments) on the DevCycle dashboard. [Learn more about environments](https://docs.devcycle.com/essentials/environments).
 
-### `yarn start`
+### `npm run start`
 
 Runs the app in the development mode.\
 Open [http://localhost:3000](http://localhost:3000) to view it in your browser.
 
 The page will reload when you make changes.\
 You may also see any lint errors in the console.
 
-### `yarn test`
+### `npm run test`
 
 Launches the test runner in the interactive watch mode.\
 See the section about [running tests](https://facebook.github.io/create-react-app/docs/running-tests) for more information.