perf: bypass Worker for static routes

public/_headers

@@ -13,6 +13,10 @@
 /analytics/*
   Cache-Control: public, max-age=3600
 
+/mcp.json
+  Cache-Control: public, max-age=300, s-maxage=3600, stale-while-revalidate=86400
+  Content-Type: application/json; charset=utf-8
+
 /_astro/*
   Cache-Control: public, max-age=31536000, immutable
 

public/mcp.json

@@ -0,0 +1,8 @@
+{
+  "name": "UI Skills MCP",
+  "version": "0.2.4",
+  "protocol": "mcp",
+  "endpoint": "https://www.ui-skills.com/mcp",
+  "registry": "https://www.ui-skills.com/skills/registry.json",
+  "tools": ["list_skills", "get_skill"]
+}

src/pages/api/github-stars.ts

@@ -1,6 +1,8 @@
 import type { APIRoute } from "astro";
 import { getGithubStars } from "../../lib/github-stars.ts";
 
+export const prerender = true;
+
 export const GET: APIRoute = async () => {
   const stars = await getGithubStars();
   return Response.json(stars, {

tests/smoke.mjs

@@ -123,6 +123,21 @@ try {
     throw new Error("First-party One Dollar Stats script is missing");
   }
 
+  const mcpMetadata = await fetchLocal("/mcp.json");
+  if (mcpMetadata.status !== 200) {
+    throw new Error(`Static MCP metadata returned ${mcpMetadata.status}`);
+  }
+  const mcpMetadataType = mcpMetadata.headers.get("content-type") ?? "";
+  if (!mcpMetadataType.startsWith("application/json")) {
+    throw new Error(`Static MCP metadata returned unexpected type: ${mcpMetadataType}`);
+  }
+  if (mcpMetadata.headers.get("cache-control") === null) {
+    throw new Error("Static MCP metadata is missing cache headers");
+  }
+  if (!(await mcpMetadata.text()).includes('"UI Skills MCP"')) {
+    throw new Error("Static MCP metadata is invalid");
+  }
+
   const analyticsProxy = await fetchLocal("/analytics/events", {
     method: "POST",
     headers: { "Content-Type": "application/json" },

wrangler.jsonc

@@ -6,9 +6,10 @@
     "directory": "./dist",
     "binding": "ASSETS",
     "not_found_handling": "404-page",
+    "html_handling": "drop-trailing-slash",
     "run_worker_first": [
-      "/api/*",
       "/mcp",
+      "/mcp/rpc",
       "/oauth/*",
       "/_server-islands/*",
       "/_image",