build: replace pnpm with npm (#75)

.github/workflows/ci.yml

@@ -17,13 +17,11 @@ jobs:
               uses: actions/setup-node@v4
               with:
                   node-version-file: '.nvmrc'
-            - name: prepare pnpm
-              run: npm i -g pnpm
-            - name: pnpm i
-              run: pnpm i
+            - name: install dependencies
+              run: npm clean-install
             - name: test
               run: |
-                pnpm test 2>&1 | tee test_output.txt
+                npm test 2>&1 | tee test_output.txt
                 test ${PIPESTATUS[0]} -eq 0
               env:
                   LAPIS_TAG: latest
@@ -38,7 +36,7 @@ jobs:
 
             - name: Retrieve logs
               if: failure()
-              run: pnpm dockerLogs
+              run: npm run dockerLogs
 
             - name: Upload logs
               uses: actions/upload-artifact@v4

README.md

@@ -13,7 +13,7 @@ This repository contains end-to-end tests for the LAPIS API backed by SILO. It's
 
 - [Docker](https://www.docker.com/get-started) and Docker Compose
 - [Node.js](https://nodejs.org/en/) (version specified in `package.json`)
-- [npm](https://www.npmjs.com/get-npm) or [Yarn](https://yarnpkg.com/getting-started/install)
+- [npm](https://www.npmjs.com/get-npm)
 
 ## Running tests