Update yarn to version 4

Author: juffalow

.github/workflows/main.yml

@@ -18,6 +18,8 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-node@v4
+      env:
+        yarn: 4.5.1
       with:
         node-version: 22
         cache: 'yarn'
@@ -43,6 +45,8 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-node@v4
+      env:
+        yarn: 4.5.1
       with:
         node-version: 22
         cache: 'yarn'

.gitignore

@@ -1,3 +1,4 @@
+.yarn/
 node_modules/
 dist/
 coverage/

.yarnrc.yml

@@ -0,0 +1 @@
+nodeLinker: node-modules

Dockerfile

@@ -1,12 +1,15 @@
 FROM node:22-alpine AS build
 
+RUN corepack enable
+RUN yarn set version berry
+
 RUN apk add dumb-init
 
 WORKDIR /home/node
 
 COPY . .
 
-RUN yarn install --frozen-lockfile
+RUN yarn install --immutable
 RUN yarn build
 
 FROM node:22-alpine
@@ -17,6 +20,8 @@ COPY --from=build /usr/bin/dumb-init /usr/bin/dumb-init
 
 RUN apk update && \
   apk upgrade --no-cache && \
+  corepack enable && \
+  yarn set version berry && \
   addgroup --gid 3000 --system juffgroup && \
   adduser  --uid 2000 --system --ingroup juffgroup juffuser && \
   mkdir /home/juffuser/express-graphql-example/

docker-compose.yml

@@ -3,8 +3,8 @@ services:
     image: mysql
     restart: unless-stopped
     env_file:
-      - ./.env
       - ./.env.local
+      - ./.env
     environment:
       - MYSQL_DATABASE=${DATABASE_NAME}
       - MYSQL_USER=${DATABASE_USER}
@@ -18,27 +18,20 @@ services:
   application:
     image: node:22-alpine
     working_dir: /home/node
-    command: sh -c "yarn install --frozen-lockfile && yarn start"
+    command: sh -c "corepack enable && yarn set version berry && yarn install && yarn start"
     depends_on:
       - mysqldb
     restart: unless-stopped
     env_file:
-      - ./.env
       - ./.env.local
+      - ./.env
     ports:
       - ${PORT}:${PORT}
-    environment:
-      - DATABASE_HOST=mysqldb
-      - DATABASE_USER=$DATABASE_USER
-      - DATABASE_PASSWORD=$DATABASE_PASSWORD
-      - DATABASE_NAME=$DATABASE_NAME
-      - DATABASE_PORT=$DATABASE_PORT
     links:
       - mysqldb
     volumes:
       - ".:/home/node"
 
-
 volumes:
    mysql_data:
      driver: local

package.json

@@ -35,5 +35,6 @@
         "supertest": "^4.0.2",
         "ts-jest": "^29.1.0",
         "typescript": "^5.0.3"
-    }
+    },
+    "packageManager": "[email protected]"
 }