build: stop using Yarn as package manager

.github/workflows/ci.yml

@@ -16,26 +16,24 @@ jobs:
     steps:
       - name: Checkout Git repository
         uses: actions/checkout@v4
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
         with:
-          node-version: 'lts/*'
-          cache: 'yarn'
-      - name: Install dependencies with Yarn
-        run: yarn install --immutable
+          bun-version: latest
+      - name: Install dependencies with Bun
+        run: bun install --frozen-lockfile
       - name: Pull environment variables
-        run: yarn vercel env pull --environment development .env --token ${{ secrets.VERCEL_TOKEN }}
+        run: bun vercel env pull --environment development .env --token ${{ secrets.VERCEL_TOKEN }}
       - name: Cache Next.js
         uses: actions/cache@v4
         with:
           # See here for caching with `yarn` https://github.com/actions/cache/blob/main/examples.md#node---yarn or you can leverage caching with actions/setup-node https://github.com/actions/setup-node
           path: |
-            ~/.npm
             ${{ github.workspace }}/apps/web/.next/cache
           # Generate a new cache whenever packages or source files change.
-          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/yarn.lock') }}-${{ hashFiles('**/*.js', '**/*.jsx', '**/*.ts', '**/*.tsx') }}
+          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lockb') }}-${{ hashFiles('**/*.js', '**/*.jsx', '**/*.ts', '**/*.tsx') }}
           # If source files changed but packages didn't, rebuild from a prior cache.
           restore-keys: |
-            ${{ runner.os }}-nextjs-${{ hashFiles('**/yarn.lock') }}-
+            ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lockb') }}-
       - name: Build and test
-        run: yarn run test
+        run: bun run test

.gitignore

@@ -241,12 +241,3 @@ $RECYCLE.BIN/
 
 # Turbo
 .turbo
-
-# Yarn
-.pnp.*
-.yarn/*
-!.yarn/patches
-!.yarn/plugins
-!.yarn/releases
-!.yarn/sdks
-!.yarn/versions

package.json

@@ -12,7 +12,7 @@
 		"lint:fix": "biome check . --apply-unsafe",
 		"migrate": "bun ./migrate.ts",
 		"migrate:create": "drizzle-kit generate:pg",
-		"test": "yarn run lint && yarn run format && turbo run build type-check",
+		"test": "bun run lint && bun run format && turbo run build type-check",
 		"type-check": "turbo run type-check"
 	},
 	"dependencies": {
@@ -31,7 +31,7 @@
 		"turbo": "1.13.0",
 		"vercel": "33.6.1"
 	},
-	"packageManager": "[email protected]",
+	"packageManager": "[email protected]",
 	"trustedDependencies": [
 		"@biomejs/biome"
 	]

railway.json

@@ -7,8 +7,7 @@
 			"phases": {
 				"install": {
 					"aptPkgs": ["unzip"],
-					"nixPkgs": ["bun"],
-					"cmds": ["bun upgrade"]
+					"cmds": ["bun upgrade", "bun install --frozen-lockfile"]
 				}
 			}
 		}