fix mobile remote asset urls

Author: tarik02

apps/mobile/src/components/ProjectFavicon.tsx

@@ -1,6 +1,7 @@
 import { SymbolView } from "expo-symbols";
 import { useState } from "react";
 import { Image, View } from "react-native";
+import { resolveRemoteHttpUrl } from "../lib/remoteUrl";
 import { useThemeColor } from "../lib/useThemeColor";
 
 /* ─── Favicon cache (matches web pattern) ────────────────────────────── */
@@ -19,7 +20,11 @@ export function ProjectFavicon(props: {
 
   const faviconUrl =
     props.httpBaseUrl && props.workspaceRoot
-      ? `${props.httpBaseUrl}/api/project-favicon?cwd=${encodeURIComponent(props.workspaceRoot)}`
+      ? resolveRemoteHttpUrl({
+          httpBaseUrl: props.httpBaseUrl,
+          pathname: "/api/project-favicon",
+          searchParams: { cwd: props.workspaceRoot },
+        })
       : null;
 
   const [status, setStatus] = useState<"loading" | "loaded" | "error">(() =>

apps/mobile/src/features/threads/threadPresentation.ts

@@ -1,5 +1,6 @@
 import type { StatusTone } from "../../components/StatusPill";
 import { EnvironmentScopedThreadShell } from "@t3tools/client-runtime";
+import { resolveRemoteHttpUrl } from "../../lib/remoteUrl";
 
 export function threadSortValue(thread: EnvironmentScopedThreadShell): number {
   const candidate = Date.parse(thread.updatedAt ?? thread.createdAt);
@@ -48,6 +49,8 @@ export function messageImageUrl(httpBaseUrl: string | null, attachmentId: string
     return null;
   }
 
-  const url = new URL(`/attachments/${encodeURIComponent(attachmentId)}`, httpBaseUrl);
-  return url.toString();
+  return resolveRemoteHttpUrl({
+    httpBaseUrl,
+    pathname: `/attachments/${encodeURIComponent(attachmentId)}`,
+  });
 }

apps/mobile/src/lib/remoteUrl.ts

@@ -0,0 +1,25 @@
+import * as Effect from "effect/Effect";
+
+import { normalizeBasePath } from "@t3tools/shared/basePath";
+
+export function resolveRemoteHttpUrl(input: {
+  readonly httpBaseUrl: string;
+  readonly pathname: string;
+  readonly searchParams?: Readonly<Record<string, string | null | undefined>>;
+}): string {
+  const url = new URL(input.httpBaseUrl);
+  const basePath = Effect.runSync(normalizeBasePath(url.pathname));
+  const pathname = input.pathname.startsWith("/") ? input.pathname : `/${input.pathname}`;
+
+  url.pathname = `${basePath}${pathname}`;
+  url.search = "";
+  url.hash = "";
+
+  for (const [key, value] of Object.entries(input.searchParams ?? {})) {
+    if (value !== null && value !== undefined) {
+      url.searchParams.set(key, value);
+    }
+  }
+
+  return url.toString();
+}