[Fix] Astro relatives dirs

src/frameworks/astro/utils.ts

@@ -1,23 +1,25 @@
 import { dirname, join, relative } from "path";
 
 const { dynamicImport } = require(true && "../../dynamicImport");
 
 export function getBootstrapScript() {
   // `astro build` with node adapter in middleware mode will generate a middleware at entry.mjs
   // need to convert the export to `handle` to work with express integration
   return `const entry = import('./entry.mjs');\nexport const handle = async (req, res) => (await entry).handler(req, res)`;
 }
 
 export async function getConfig(cwd: string) {
   const astroDirectory = dirname(require.resolve("astro/package.json", { paths: [cwd] }));
   const { openConfig }: typeof import("astro/dist/core/config/config") = await dynamicImport(
     join(astroDirectory, "dist", "core", "config", "config.js")
   );
   const logging: any = undefined; // TODO figure out the types here
   const { astroConfig: config } = await openConfig({ cmd: "build", cwd, logging });
+  const outDirPath = config.outDir.pathname[0] === '/' ? config.outDir.pathname.substring(1) : config.outDir.pathname
+  const PublicDirPath = config.publicDir.pathname[0] === '/' ? config.publicDir.pathname.substring(1) : config.publicDir.pathname
   return {
-    outDir: relative(cwd, config.outDir.pathname),
-    publicDir: relative(cwd, config.publicDir.pathname),
+    outDir: relative(cwd, outDirPath),
+    publicDir: relative(cwd, PublicDirPath),
     output: config.output,
     adapter: config.adapter,
   };