chore: use npm instead of yarn

Author: isuke

.circleci/config.yml

@@ -9,36 +9,32 @@ jobs:
       - image: cimg/node:lts
     steps:
       - checkout
-      - run: yarn
-      - run: yarn run lint
+      - run: npm
+      - run: npm run lint
   test_node14:
     docker:
       - image: cimg/node:14.20
     steps:
       - checkout
-      - run: yarn --ignore-engines
-      - run: yarn run test
+      - run: npm run test
   test_node16:
     docker:
       - image: cimg/node:16.18
     steps:
       - checkout
-      - run: yarn --ignore-engines
-      - run: yarn run test
+      - run: npm run test
   test_node17:
     docker:
       - image: cimg/node:17.9
     steps:
       - checkout
-      - run: yarn --ignore-engines
-      - run: yarn run test
+      - run: npm run test
   test_node18:
     docker:
       - image: cimg/node:18.11
     steps:
       - checkout
-      - run: yarn --ignore-engines
-      - run: yarn run test
+      - run: npm run test
 
 workflows:
   version: 2.1

.gitignore

@@ -1,4 +1,3 @@
 node_modules/
-yarn-error.log
 
 .vscode/launch.json

deploy.sh

@@ -40,4 +40,4 @@ printf "${GEEEN}git commit\n${RESET}"
 git commit -m "tada: upgrade to v$VERSION"
 git tag v$VERSION
 
-printf "${GEEEN}Please command 'git push origin master && git push origin v$VERSION && yarn publish'\n${RESET}"
+printf "${GEEEN}Please command 'git push origin master && git push origin v$VERSION && npm publish'\n${RESET}"