diff --git a/package.json b/package.json
index 4b91dde..eae3dd6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "snapapi",
-  "version": "0.1.0",
+  "version": "0.6.0",
   "description": "URL to Screenshot API — PNG, JPEG, WebP via simple REST API",
   "main": "dist/index.js",
   "type": "module",
diff --git a/src/docs/__tests__/openapi.test.ts b/src/docs/__tests__/openapi.test.ts
new file mode 100644
index 0000000..7a93ace
--- /dev/null
+++ b/src/docs/__tests__/openapi.test.ts
@@ -0,0 +1,19 @@
+import { describe, it, expect } from 'vitest'
+import { openapiSpec } from '../openapi.js'
+
+describe('OpenAPI Spec', () => {
+  it('should include GET /v1/screenshot endpoint', () => {
+    expect(openapiSpec.paths['/v1/screenshot']).toBeDefined()
+    expect(openapiSpec.paths['/v1/screenshot'].get).toBeDefined()
+  })
+
+  it('should include GET /v1/usage endpoint', () => {
+    expect(openapiSpec.paths['/v1/usage']).toBeDefined()
+    expect(openapiSpec.paths['/v1/usage'].get).toBeDefined()
+  })
+
+  it('should NOT include /v1/signup/free endpoint', () => {
+    const signupPath = openapiSpec.paths['/v1/signup/free']
+    expect(signupPath).toBeUndefined()
+  })
+})
diff --git a/src/routes/__tests__/health.test.ts b/src/routes/__tests__/health.test.ts
index 5f1a1b5..e053732 100644
--- a/src/routes/__tests__/health.test.ts
+++ b/src/routes/__tests__/health.test.ts
@@ -1,7 +1,11 @@
 import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'
 import { Request, Response } from 'express'
+import { createRequire } from 'module'
 import { healthRouter } from '../health.js'
 
+const require = createRequire(import.meta.url)
+const pkg = require('../../../package.json')
+
 // Mock dependencies
 vi.mock('../../services/browser.js', () => ({
   getPoolStats: vi.fn()
@@ -58,9 +62,10 @@ describe('Health Route', () => {
       await handler(req, res, vi.fn())
 
       expect(mockGetPoolStats).toHaveBeenCalledOnce()
+      
       expect(res.json).toHaveBeenCalledWith({
         status: "ok",
-        version: "0.1.0",
+        version: pkg.version,
         uptime: expect.any(Number),
         browser: mockPoolStats
       })
@@ -115,7 +120,7 @@ describe('Health Route', () => {
 
       expect(res.json).toHaveBeenCalledWith({
         status: "ok",
-        version: "0.1.0",
+        version: pkg.version,
         uptime: expect.any(Number),
         browser: mockPoolStats
       })
@@ -135,7 +140,7 @@ describe('Health Route', () => {
 
       const responseCall = res.json.mock.calls[0][0]
       expect(responseCall).toHaveProperty('status', 'ok')
-      expect(responseCall).toHaveProperty('version', '0.1.0')
+      expect(responseCall).toHaveProperty('version', pkg.version)
       expect(responseCall).toHaveProperty('uptime')
       expect(responseCall).toHaveProperty('browser')
     })
@@ -178,7 +183,7 @@ describe('Health Route', () => {
 
       expect(res.json).toHaveBeenCalledWith({
         status: "ok",
-        version: "0.1.0",
+        version: pkg.version,
         uptime: expect.any(Number),
         browser: mockPoolStats
       })
diff --git a/src/routes/health.ts b/src/routes/health.ts
index 2e9e435..cd03fa1 100644
--- a/src/routes/health.ts
+++ b/src/routes/health.ts
@@ -1,6 +1,10 @@
 import { Router } from "express";
+import { createRequire } from "module";
 import { getPoolStats } from "../services/browser.js";
 
+const require = createRequire(import.meta.url);
+const pkg = require("../../package.json");
+
 export const healthRouter = Router();
 
 /**
@@ -27,7 +31,7 @@ healthRouter.get("/", (_req, res) => {
   const pool = getPoolStats();
   res.json({
     status: "ok",
-    version: "0.1.0",
+    version: pkg.version,
     uptime: process.uptime(),
     browser: pool,
   });
diff --git a/src/routes/signup.ts b/src/routes/signup.ts
index bc47ab2..1a728e1 100644
--- a/src/routes/signup.ts
+++ b/src/routes/signup.ts
@@ -5,57 +5,6 @@ import logger from "../services/logger.js";
 export const signupRouter = Router();
 
 // Simple signup: email → instant API key (no verification for now)
-/**
- * @openapi
- * /v1/signup/free:
- *   post:
- *     tags: [Signup]
- *     summary: Create a free account
- *     description: Sign up with an email to get a free API key (100 screenshots/month).
- *     operationId: signupFree
- *     requestBody:
- *       required: true
- *       content:
- *         application/json:
- *           schema:
- *             type: object
- *             required: [email]
- *             properties:
- *               email:
- *                 type: string
- *                 format: email
- *                 description: Your email address
- *                 example: "user@example.com"
- *     responses:
- *       200:
- *         description: API key created
- *         content:
- *           application/json:
- *             schema:
- *               type: object
- *               properties:
- *                 apiKey:
- *                   type: string
- *                   description: Your new API key
- *                 tier:
- *                   type: string
- *                   example: free
- *                 limit:
- *                   type: integer
- *                   example: 100
- *                 message:
- *                   type: string
- *       400:
- *         description: Invalid email
- *         content:
- *           application/json:
- *             schema: { $ref: "#/components/schemas/Error" }
- *       500:
- *         description: Signup failed
- *         content:
- *           application/json:
- *             schema: { $ref: "#/components/schemas/Error" }
- */
 signupRouter.post("/free", async (req, res) => {
   const { email } = req.body;