[Fix] Astro relatives dirs (#5709)

Use fileURLToPath to address astro relative directories

---------

Co-authored-by: James Daniels <jamesdaniels@google.com>

CHANGELOG.md

@@ -1,3 +1,4 @@
+- Addressed an issue preventing Astro applications from being deployed from Windows. (#5709)
 - Fixed an issue preventing Angular apps using ng-deploy from being emulated or deployed. (#6584)
 - Warn if a Web Framework is outside a well known version range on deploy/emulate. (#6562)
 - Use Web Framework's well known version range in `firebase init hosting`. (#6562)

src/frameworks/astro/utils.ts

@@ -1,6 +1,7 @@
 import { dirname, join, relative } from "path";
 import { findDependency } from "../utils";
 import { gte } from "semver";
+import { fileURLToPath } from "url";
 
 const { dynamicImport } = require(true && "../../dynamicImport");
 
@@ -29,8 +30,8 @@ export async function getConfig(cwd: string) {
     config = astroConfig;
   }
   return {
-    outDir: relative(cwd, config.outDir.pathname),
-    publicDir: relative(cwd, config.publicDir.pathname),
+    outDir: relative(cwd, fileURLToPath(config.outDir)),
+    publicDir: relative(cwd, fileURLToPath(config.publicDir)),
     output: config.output,
     adapter: config.adapter,
   };