Revert codex additions that snuck into favicon commit

Author: tygern

src/index.ts

@@ -5,7 +5,6 @@ import { createLoggingMiddleware } from './logging';
 import { GatewayProxy } from './gateway';
 import { JwtVerifier } from './jwt';
 import { ModelCatalog } from './models';
-import { CodexCatalog } from './codex';
 import { icLogoFaviconSvg, landingPage } from './landing';
 
 type Bindings = {
@@ -41,8 +40,6 @@ app.get('/.well-known/opencode', async (c) => {
 	return c.json(buildDiscoveryPayload(origin, modelsByGateway));
 });
 
-app.get('/.well-known/codex', (c) => c.json(new CodexCatalog().payload()));
-
 app.use('/v1/*', async (c, next) => {
 	const provider = c.req.path.split('/')[2];
 	if (!provider || !isGatewayProvider(provider)) return c.json({ error: 'Unknown provider' }, 404);

test/index.spec.ts

@@ -98,22 +98,6 @@ describe('integration', () => {
 		expect(response.status).toBe(404);
 	});
 
-	it('returns codex rules without authentication', async () => {
-		const response = await SELF.fetch('https://opencode.icap.dev/.well-known/codex');
-		expect(response.status).toBe(200);
-
-		const body = (await response.json()) as {
-			version: number;
-			count: number;
-			rules: Array<{ id: string; title: string; category: string; severity: string; rationale: string }>;
-		};
-		expect(body.version).toBe(1);
-		expect(body.count).toBe(body.rules.length);
-		expect(body.rules.length).toBeGreaterThan(0);
-		expect(body.rules.every((r) => /^IC-[A-Z]+-\d{3}$/.test(r.id))).toBe(true);
-		expect(body.rules.some((r) => r.id === 'IC-TEST-009' && r.title === 'Avoid mocks')).toBe(true);
-	});
-
 	it('returns 404 for unknown providers without requiring authentication', async () => {
 		const response = await SELF.fetch('https://opencode.icap.dev/v1/groq/v1/messages', {
 			method: 'POST',