自行下载 llrt

backend/app.ts

@@ -109,7 +109,18 @@ const fontApiMiddleware: cMiddleware = async (req, res, next) => {
   }
   const path = `font/${font}`;
   const fontType = path.split(".").pop() as "ttf";
-  const oldFontBuffer = new Uint8Array(await readFile(path)).buffer;
+  let oldFontBuffer: ArrayBuffer;
+  try {
+    oldFontBuffer = new Uint8Array(await readFile(path)).buffer;
+  } catch {
+    return {
+      req,
+      res: new Response(`Font not found: ${font}`, {
+        status: 404,
+        headers: { "Content-Type": "text/plain; charset=utf-8" },
+      }),
+    };
+  }
 
   const outType = "ttf";
   const newFont = await fontSubset(oldFontBuffer, text, {

package.json

@@ -24,6 +24,7 @@
     "@types/node": "^25.5.2",
     "tsup": "^8.5.1",
     "typescript": "^6.0.2",
+    "undici": "^8.0.2",
     "vite": "^8.0.7",
     "vite-plugin-solid": "^2.11.12"
   }

pnpm-lock.yaml

@@ -30,6 +30,9 @@ importers:
       typescript:
         specifier: ^6.0.2
         version: 6.0.2
+      undici:
+        specifier: ^8.0.2
+        version: 8.0.2
       vite:
         specifier: ^8.0.7
         version: 8.0.7(@types/node@25.5.2)(esbuild@0.27.7)
@@ -982,6 +985,10 @@ packages:
   undici-types@7.18.2:
     resolution: {integrity: sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==}
 
+  undici@8.0.2:
+    resolution: {integrity: sha512-B9MeU5wuFhkFAuNeA19K2GDFcQXZxq33fL0nRy2Aq30wdufZbyyvxW3/ChaeipXVfy/wUweZyzovQGk39+9k2w==}
+    engines: {node: '>=22.19.0'}
+
   update-browserslist-db@1.2.3:
     resolution: {integrity: sha512-Js0m9cx+qOgDxo0eMiFGEueWztz+d4+M3rGlmKPT+T4IS/jP4ylw3Nwpu6cpTTP8R1MAC1kF4VbdLt3ARf209w==}
     hasBin: true
@@ -1845,6 +1852,8 @@ snapshots:
 
   undici-types@7.18.2: {}
 
+  undici@8.0.2: {}
+
   update-browserslist-db@1.2.3(browserslist@4.28.2):
     dependencies:
       browserslist: 4.28.2

scripts/build-backend.ts

@@ -10,6 +10,15 @@ import { mkdir, writeFile, rm } from "node:fs/promises";
 import { arch, platform } from "node:os";
 import { dirname, join } from "node:path";
 import { fileURLToPath } from "node:url";
+import { EnvHttpProxyAgent, setGlobalDispatcher } from "undici";
+
+/** 自动读取 http_proxy/https_proxy 环境变量配置全局代理 */
+const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY
+  || process.env.http_proxy || process.env.HTTP_PROXY;
+if (proxyUrl) {
+  setGlobalDispatcher(new EnvHttpProxyAgent());
+  console.log(`Using proxy: ${proxyUrl}`);
+}
 
 const __dirname = dirname(fileURLToPath(import.meta.url));
 const ROOT_DIR = join(__dirname, "..");