Add oxfmt formatter with CI gate

Replaces placeholder format scripts with oxfmt. Reformatted all 19 files.
CI runs format:check before lint. Dependabot groups oxlint + oxfmt as oxc.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: Goosterhof

.changeset/config.json

@@ -1,11 +1,11 @@
 {
-    "$schema": "https://unpkg.com/@changesets/config@3/schema.json",
-    "changelog": "@changesets/cli/changelog",
-    "commit": false,
-    "fixed": [],
-    "linked": [],
-    "access": "public",
-    "baseBranch": "main",
-    "updateInternalDependencies": "patch",
-    "ignore": []
+  "$schema": "https://unpkg.com/@changesets/config@3/schema.json",
+  "changelog": "@changesets/cli/changelog",
+  "commit": false,
+  "fixed": [],
+  "linked": [],
+  "access": "public",
+  "baseBranch": "main",
+  "updateInternalDependencies": "patch",
+  "ignore": []
 }

.github/dependabot.yml

@@ -1,23 +1,27 @@
 version: 2
 
 updates:
-    - package-ecosystem: npm
-      directory: /
-      schedule:
-          interval: weekly
-          day: monday
-      groups:
-          stryker:
-              patterns:
-                  - "@stryker-mutator/*"
-          vitest:
-              patterns:
-                  - "vitest"
-                  - "@vitest/*"
-      open-pull-requests-limit: 10
+  - package-ecosystem: npm
+    directory: /
+    schedule:
+      interval: weekly
+      day: monday
+    groups:
+      oxc:
+        patterns:
+          - "oxlint"
+          - "oxfmt"
+      stryker:
+        patterns:
+          - "@stryker-mutator/*"
+      vitest:
+        patterns:
+          - "vitest"
+          - "@vitest/*"
+    open-pull-requests-limit: 10
 
-    - package-ecosystem: github-actions
-      directory: /
-      schedule:
-          interval: weekly
-          day: monday
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+      day: monday

.github/workflows/ci.yml

@@ -1,21 +1,22 @@
 name: CI
 
 on:
-    push:
-        branches: [main]
-    pull_request:
-        branches: [main]
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
 
 jobs:
-    check:
-        runs-on: ubuntu-latest
-        steps:
-            - uses: actions/checkout@v6
-            - uses: actions/setup-node@v6
-              with:
-                  node-version: 24
-            - run: npm ci
-            - run: npm run lint
-            - run: npm run build
-            - run: npm run test:coverage
-            - run: npm run test:mutation
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
+        with:
+          node-version: 24
+      - run: npm ci
+      - run: npm run format:check
+      - run: npm run lint
+      - run: npm run build
+      - run: npm run test:coverage
+      - run: npm run test:mutation

.github/workflows/publish.yml

@@ -1,27 +1,27 @@
 name: Publish
 
 on:
-    push:
-        branches: [main]
-        paths:
-            - "**/package.json"
+  push:
+    branches: [main]
+    paths:
+      - "**/package.json"
 
 jobs:
-    publish:
-        runs-on: ubuntu-latest
-        permissions:
-            contents: write
-            id-token: write
-        steps:
-            - uses: actions/checkout@v6
-            - uses: actions/setup-node@v6
-              with:
-                  node-version: 24
-                  registry-url: "https://registry.npmjs.org"
-                  scope: "@script-development"
-            - run: npm ci
-            - run: npm run build
-            - run: npx changeset publish
-              env:
-                  NPM_CONFIG_PROVENANCE: "true"
-                  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      id-token: write
+    steps:
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
+        with:
+          node-version: 24
+          registry-url: "https://registry.npmjs.org"
+          scope: "@script-development"
+      - run: npm ci
+      - run: npm run build
+      - run: npx changeset publish
+        env:
+          NPM_CONFIG_PROVENANCE: "true"
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.oxfmtrc.json

@@ -0,0 +1,4 @@
+{
+  "$schema": "./node_modules/oxfmt/configuration_schema.json",
+  "ignorePatterns": []
+}

README.md

@@ -4,8 +4,8 @@ Shared frontend service packages for the script-development ecosystem.
 
 ## Packages
 
-| Package | Description | Version |
-|---------|-------------|---------|
+| Package                                        | Description                                     | Version                                                                                                                     |
+| ---------------------------------------------- | ----------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------- |
 | [@script-development/fs-http](./packages/http) | Framework-agnostic HTTP service with middleware | ![version](https://img.shields.io/github/package-json/v/script-development/fs-packages?filename=packages/http/package.json) |
 
 ## Development