build: update to pnpm 12

.editorconfig

@@ -1,7 +1,7 @@
 root = true
 
 # Set up tabs as indent style for a11y reasons
-# This will be the default for prettier in >=v3
+# This matches the biome formatter default
 [*]
 indent_style = tab
 indent_size = 2

.github/workflows/release.yml

@@ -20,15 +20,14 @@ jobs:
         with:
           node-version: ${{ matrix.node }}
 
-      - uses: pnpm/action-setup@a3252b78c470c02df07e9d59298aecedc3ccdd6d # v3.0.0
+      - uses: pnpm/action-setup@ea17c68df8912ef543352723c149a84f56e3d413 # v6.1.0
         name: Install pnpm
         id: pnpm-install
         with:
-          version: 8
           run_install: true
 
-      - name: Check formatting
-        run: pnpm lint
+      - name: Check formatting and linting
+        run: pnpm biome ci
 
       - name: Check typing
         run: pnpm tsc
@@ -57,28 +56,14 @@ jobs:
       - name: Install node.js
         uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
-          node-version: 18
+          node-version: 24.x
 
-      - uses: pnpm/action-setup@a3252b78c470c02df07e9d59298aecedc3ccdd6d # v3.0.0
+      - uses: pnpm/action-setup@ea17c68df8912ef543352723c149a84f56e3d413 # v6.1.0
         name: Install pnpm
         id: pnpm-install
         with:
-          version: 8
           run_install: true
 
-      - name: Get pnpm store directory
-        id: pnpm-cache
-        shell: bash
-        run: echo "STORE_PATH=$(pnpm store path)" >> $GITHUB_OUTPUT
-
-      - uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
-        name: Setup pnpm cache
-        with:
-          path: ${{ steps.pnpm-cache.outputs.STORE_PATH }}
-          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
-          restore-keys: |
-            ${{ runner.os }}-pnpm-store-
-
       - name: Create and publish versions
         uses: changesets/action@6a0a831ff30acef54f2c6aa1cbbc1096b066edaf # v1.7.0
         with:

biome.jsonc

@@ -0,0 +1,47 @@
+{
+	"$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
+	"vcs": {
+		"enabled": true,
+		"clientKind": "git",
+		"useIgnoreFile": true
+	},
+	"files": {
+		"ignoreUnknown": true,
+		"includes": ["**", "!**/dist", "!**/coverage", "!**/test-reports"]
+	},
+	"formatter": {
+		"enabled": true,
+		"indentStyle": "tab"
+	},
+	"assist": { "actions": { "source": { "organizeImports": "on" } } },
+	"linter": {
+		"enabled": true,
+		"rules": {
+			"preset": "recommended",
+			"complexity": {
+				"noForEach": "off"
+			},
+			"correctness": {
+				"noUnusedFunctionParameters": "off",
+				"noUnusedImports": "error",
+				"noUnusedVariables": "warn"
+			},
+			"style": {
+				"noNonNullAssertion": "off",
+				"noParameterAssign": "off"
+			},
+			"suspicious": {
+				"noExplicitAny": "off",
+				"noConsole": {
+					"level": "error",
+					"options": { "allow": ["warn", "error", "info"] }
+				}
+			}
+		}
+	},
+	"javascript": {
+		"formatter": {
+			"quoteStyle": "double"
+		}
+	}
+}

package.json

@@ -20,32 +20,29 @@
 		"type": "git",
 		"url": "https://github.com/labd/js-toolkit"
 	},
+	"packageManager": "pnpm@12.12.0",
 	"publishConfig": {
 		"access": "public"
 	},
 	"scripts": {
 		"build": "tsup",
-		"generate-docs": "pnpm ts-readme && pnpm prettier --write README.md",
+		"generate-docs": "ts-readme",
 		"publish:ci": "pnpm build && pnpm changeset publish",
 		"test": "vitest run",
 		"test:ci": "vitest run --coverage",
 		"tsc": "tsc --noEmit",
-		"format": "eslint src --fix && pnpm prettier --write .",
-		"lint": "eslint src && pnpm prettier --check ."
+		"format": "biome check --fix",
+		"lint": "biome check",
+		"check": "biome check && tsc --noEmit"
 	},
 	"files": [
 		"dist",
 		"src"
 	],
 	"devDependencies": {
+		"@biomejs/biome": "2.5.15",
 		"@changesets/cli": "^2.27.1",
-		"@typescript-eslint/eslint-plugin": "^7.0.1",
 		"@vitest/coverage-v8": "1.3.0",
-		"eslint": "^8.56.0",
-		"eslint-plugin-unused-imports": "^3.1.0",
-		"prettier": "3.2.5",
-		"prettier-plugin-organize-imports": "3.2.4",
-		"prettier-plugin-packagejson": "2.4.11",
 		"ts-readme": "^1.1.3",
 		"tsup": "^8.0.2",
 		"typescript": "^5.3.3",