Replace ESLint/Prettier with oxlint/oxfmt

.oxfmtrc.json

@@ -0,0 +1,11 @@
+{
+  "$schema": "./node_modules/oxfmt/configuration_schema.json",
+  "semi": false,
+  "singleQuote": false,
+  "trailingComma": "all",
+  "tabWidth": 2,
+  "printWidth": 80,
+  "experimentalSortImports": {},
+  "experimentalSortPackageJson": true,
+  "ignorePatterns": []
+}

.oxlintrc.json

@@ -0,0 +1,44 @@
+{
+  "$schema": "./node_modules/oxlint/configuration_schema.json",
+  "plugins": [
+    "eslint",
+    "typescript",
+    "unicorn",
+    "oxc",
+    "import",
+    "jsdoc",
+    "node",
+    "promise",
+    "vitest"
+  ],
+  "globals": {},
+  "settings": {},
+  "categories": {
+    "correctness": "error",
+    "perf": "warn",
+    "suspicious": "warn",
+    "pedantic": "off"
+  },
+  "rules": {
+    "curly": "error",
+    "no-unused-vars": [
+      "warn",
+      {
+        "argsIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "caughtErrorsIgnorePattern": "^_"
+      }
+    ],
+    "typescript/no-explicit-any": "error",
+    "typescript/no-misused-promises": "warn",
+    "typescript/restrict-template-expressions": "warn"
+  },
+  "overrides": [
+    {
+      "files": ["**/*.test.ts"],
+      "rules": {
+        "typescript/no-explicit-any": "off"
+      }
+    }
+  ]
+}

.vscode/extensions.json

@@ -1,3 +1,3 @@
 {
-  "recommendations": ["dbaeumer.vscode-eslint", "esbenp.prettier-vscode"]
+  "recommendations": ["oxc.oxc-vscode"]
 }

.vscode/settings.json

@@ -1,43 +1,15 @@
 {
-  "[css]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[javascript]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[json]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[jsonc]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[markdown]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[mdx]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-  "[typescript]": {
-    "editor.defaultFormatter": "esbenp.prettier-vscode"
-  },
-
   "editor.codeActionsOnSave": {
-    "source.fixAll": "explicit"
+    "source.fixAll": "always"
   },
+  "editor.defaultFormatter": "oxc.oxc-vscode",
   "editor.formatOnSave": true,
   "editor.tabSize": 2,
-
-  "eslint.useFlatConfig": true,
-
   "files.insertFinalNewline": true,
   "files.trimTrailingWhitespace": true,
-
+  "oxc.enable": true,
+  "oxc.fixKind": "safe_fix_or_suggestion",
+  "oxc.typeAware": true,
   "typescript.enablePromptUseWorkspaceTsdk": true,
-  "typescript.tsdk": "node_modules/typescript/lib",
-
-  "eslint.workingDirectories": [
-    {
-      "mode": "auto"
-    }
-  ]
+  "typescript.tsdk": "node_modules/typescript/lib"
 }

AGENTS.md

@@ -39,7 +39,6 @@ Changes to a leaf package require rebuilding everything above it. Turbo handles
 - **`tools/`** - Internal workspace packages (not published):
   - `api-utils` - Hono API helpers, middleware, JWT validation
   - `cli-tools` - Demo CLI utilities
-  - `eslint-config` - Shared ESLint flat config
   - `typescript-config` - Shared tsconfig bases
 - **`docs/`** - Mintlify documentation site (`pnpm dev:docs`)
 
@@ -92,22 +91,18 @@ Vitest with individual `vitest.config.ts` per package.
 
 ## Code Style
 
-### Formatting (Prettier)
+### Formatting (oxfmt)
 
 - No semicolons
 - Double quotes
 - Trailing commas
 - 2-space indentation
+- Import sorting handled by oxfmt
 
-### Imports
-
-- Sorting handled by `@ianvs/prettier-plugin-sort-imports` (via Prettier, not ESLint)
-- Enforced `import type { ... }` via ESLint `consistent-type-imports` rule
-
-### Linting
+### Linting (oxlint)
 
 - Unused vars: warning with `^_` prefix ignore pattern
-- CSpell spell checking integrated into ESLint (config: `cspell.config.yaml`)
+- Config: `.oxlintrc.json` at repo root, run from root (not per-package)
 
 ## Demos
 

demos/e2e/package.json

@@ -4,24 +4,22 @@
   "private": true,
   "homepage": "https://github.com/agentcommercekit/ack#readme",
   "bugs": "https://github.com/agentcommercekit/ack/issues",
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/agentcommercekit/ack.git",
-    "directory": "demos/e2e"
-  },
   "license": "MIT",
   "author": {
     "name": "Catena Labs",
     "url": "https://catenalabs.com"
   },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/agentcommercekit/ack.git",
+    "directory": "demos/e2e"
+  },
   "type": "module",
   "main": "./src/index.ts",
   "scripts": {
     "check:types": "tsc --noEmit",
     "clean": "git clean -fdX .turbo",
     "demo": "tsx ./src/index.ts",
-    "lint": "eslint .",
-    "lint:fix": "eslint . --fix",
     "test": "vitest"
   },
   "dependencies": {
@@ -31,7 +29,6 @@
     "viem": "catalog:"
   },
   "devDependencies": {
-    "@repo/eslint-config": "workspace:*",
     "@repo/typescript-config": "workspace:*"
   }
 }

demos/e2e/src/agent.ts

@@ -15,9 +15,11 @@ import {
   type Keypair,
   type PaymentRequest,
 } from "agentcommercekit"
+
 import type { CredentialVerifier } from "./credential-verifier"
-import { PaymentRequiredError } from "./payment-required-error"
 import type { ReceiptVerifier } from "./receipt-verifier"
+
+import { PaymentRequiredError } from "./payment-required-error"
 import { publicKeyToAddress } from "./utils/evm-address"
 import { verifyAgentIdentityWithCredential } from "./verification"
 

demos/e2e/src/index.ts

@@ -15,6 +15,7 @@ import {
   type Keypair,
   type PaymentRequest,
 } from "agentcommercekit"
+
 import { Agent } from "./agent"
 import { CredentialIssuer } from "./credential-issuer"
 import { CredentialVerifier } from "./credential-verifier"

demos/e2e/src/user.ts

@@ -9,6 +9,7 @@ import {
   type JwtSigner,
   type Keypair,
 } from "agentcommercekit"
+
 import { publicKeyToAddress } from "./utils/evm-address"
 
 interface ConstructorParams {

demos/e2e/src/verification.ts

@@ -10,6 +10,7 @@ import {
   type DidResolver,
   type JwtString,
 } from "agentcommercekit"
+
 import type { CredentialVerifier } from "./credential-verifier"
 
 /**

demos/e2e/tsconfig.json

@@ -1,7 +1,6 @@
 {
   "extends": "@repo/typescript-config/typescript-library.json",
   "compilerOptions": {
-    "baseUrl": ".",
     "paths": {
       "@/*": ["./src/*"]
     }

demos/identity-a2a/package.json

@@ -4,23 +4,21 @@
   "private": true,
   "homepage": "https://github.com/agentcommercekit/ack#readme",
   "bugs": "https://github.com/agentcommercekit/ack/issues",
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/agentcommercekit/ack.git",
-    "directory": "demos/identity-a2a"
-  },
   "license": "MIT",
   "author": {
     "name": "Catena Labs",
     "url": "https://catenalabs.com"
   },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/agentcommercekit/ack.git",
+    "directory": "demos/identity-a2a"
+  },
   "type": "module",
   "scripts": {
     "check:types": "tsc --noEmit",
     "clean": "git clean -fdX .turbo",
     "demo": "tsx ./src/run-demo.ts",
-    "lint": "eslint .",
-    "lint:fix": "eslint . --fix",
     "test": "vitest"
   },
   "dependencies": {
@@ -34,7 +32,6 @@
     "valibot": "catalog:"
   },
   "devDependencies": {
-    "@repo/eslint-config": "workspace:*",
     "@repo/typescript-config": "workspace:*",
     "@types/express": "5.0.3"
   }

demos/identity-a2a/src/agent.ts

@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/require-await */
 /**
  * Agent base class with DID-first architecture
  *
@@ -16,6 +15,7 @@ import type {
   Message,
   RequestContext,
 } from "@a2a-js/sdk"
+
 import { colors } from "@repo/cli-tools"
 import {
   createDidDocumentFromKeypair,
@@ -32,6 +32,7 @@ import {
 } from "agentcommercekit"
 import { createAgentCardServiceEndpoint } from "agentcommercekit/a2a"
 import { v4 } from "uuid"
+
 import { issueCredential } from "./issuer"
 
 type AgentConfig = {

demos/identity-a2a/src/bank-client-agent.ts

@@ -1,6 +1,5 @@
-/* eslint-disable @typescript-eslint/no-unnecessary-condition */
-
 import type { Server } from "node:http"
+
 import {
   A2AClient,
   type AgentCard,
@@ -23,6 +22,7 @@ import {
 import { messageSchema } from "agentcommercekit/a2a/schemas/valibot"
 import { v4 } from "uuid"
 import * as v from "valibot"
+
 import { Agent } from "./agent"
 import { didResolverWithIssuer, issuerDid } from "./issuer"
 import { fetchUrlFromAgentCardUrl } from "./utils/fetch-agent-card"

demos/identity-a2a/src/bank-teller-agent.ts

@@ -17,6 +17,7 @@ import {
   verifyA2ASignedMessage,
 } from "agentcommercekit/a2a"
 import { v4 } from "uuid"
+
 import { Agent } from "./agent"
 import { didResolverWithIssuer, issuerDid } from "./issuer"
 import { startAgentServer } from "./utils/server-utils"

demos/identity-a2a/src/run-demo.ts

@@ -1,4 +1,5 @@
 import { colors, waitForEnter } from "@repo/cli-tools"
+
 import { getClientAgent } from "./bank-client-agent"
 import { startTellerServer } from "./bank-teller-agent"
 

demos/identity-a2a/src/utils/server-utils.ts

@@ -5,6 +5,7 @@ import {
 } from "@a2a-js/sdk"
 import { colors, createLogger, type Logger } from "@repo/cli-tools"
 import express from "express"
+
 import type { Agent } from "../agent"
 
 type Options = {

demos/identity-a2a/tsconfig.json

@@ -1,7 +1,6 @@
 {
   "extends": "@repo/typescript-config/typescript-library.json",
   "compilerOptions": {
-    "baseUrl": ".",
     "paths": {
       "@/*": ["./src/*"]
     }