fix: route WeKnora embed through backend prefix

frontend-web/src/strategy-components/components/resource-management/llmwiki/WeKnoraKnowledgeDetailPage.tsx

@@ -55,6 +55,23 @@ function postThemeToFrame(frame: HTMLIFrameElement | null) {
   frame.contentWindow.postMessage(collectThemePayload(), targetOrigin);
 }
 
+const WEKNORA_BACKEND_PREFIX = "/deerflow";
+
+function buildFrameUrl(framePath: string) {
+  const backendBase = getBackendBaseURL().replace(/\/+$/, "");
+  const backendOrigin = backendBase
+    ? new URL(backendBase, window.location.origin).origin
+    : window.location.origin;
+  if (/^https?:\/\//i.test(framePath)) return new URL(framePath);
+  if (framePath.startsWith("/")) {
+    const path = !framePath.startsWith(`${WEKNORA_BACKEND_PREFIX}/`)
+      ? `${WEKNORA_BACKEND_PREFIX}${framePath}`
+      : framePath;
+    return new URL(path, backendOrigin);
+  }
+  return new URL(`${backendBase || backendOrigin}/${framePath.replace(/^\/+/, "")}`);
+}
+
 export function WeKnoraKnowledgeDetailPage() {
   const {
     knowledge_base_id: strategyKnowledgeBaseId,
@@ -88,15 +105,7 @@ export function WeKnoraKnowledgeDetailPage() {
       .then((session) => {
         if (cancelled) return;
         const framePath = session.frame_path || "";
-        const backendBase = getBackendBaseURL().replace(/\/+$/, "");
+        const nextUrl = buildFrameUrl(framePath);
-        const backendOrigin = backendBase
-          ? new URL(backendBase, window.location.origin).origin
-          : window.location.origin;
-        const nextUrl = /^https?:\/\//i.test(framePath)
-          ? new URL(framePath)
-          : framePath.startsWith("/")
-            ? new URL(framePath, backendOrigin)
-            : new URL(`${backendBase || backendOrigin}/${framePath.replace(/^\/+/, "")}`);
         nextUrl.searchParams.set("theme", collectThemePayload().theme);
         setFrameSrc(nextUrl.toString());
       })

offline-backend-20260512/backend/app/gateway/app.py

@@ -1647,6 +1647,7 @@ This gateway provides custom endpoints for models, MCP configuration, skills, an
     # /assets, /locales and /api/v1/*. Register that proxy last so it stays a
     # true fallback and cannot intercept DeerFlow APIs.
     app.include_router(llmwiki.proxy_router)
+    app.include_router(llmwiki.proxy_router, prefix="/deerflow")
 
     return app
 

offline-backend-20260512/backend/app/gateway/routers/llmwiki.py

@@ -48,6 +48,7 @@ proxy_router = APIRouter(tags=["llmwiki-proxy"])
 
 _MAX_UPLOAD_BYTES = 100 * 1024 * 1024
 _WEKNORA_ADMIN_SESSION_CACHE: dict[str, dict[str, Any]] = {}
+_WEKNORA_PUBLIC_PREFIX = "/deerflow"
 _HOP_BY_HOP_RESPONSE_HEADERS = {
     "connection",
     "content-encoding",
@@ -517,12 +518,7 @@ def _normalize_public_prefix(value: str | None) -> str:
 
 
 def _request_public_prefix(request: Request) -> str:
-    headers = request.headers
+    return _WEKNORA_PUBLIC_PREFIX
-    for key in ("x-forwarded-prefix", "x-script-name"):
-        prefix = _normalize_public_prefix(headers.get(key))
-        if prefix:
-            return prefix
-    return _normalize_public_prefix(str(request.scope.get("root_path") or ""))
 
 
 def _with_public_prefix(prefix: str, path: str) -> str:
@@ -531,6 +527,14 @@ def _with_public_prefix(prefix: str, path: str) -> str:
     return f"{prefix}{path}" if prefix else path
 
 
+def _without_public_prefix(prefix: str, path: str) -> str:
+    if prefix and path.startswith(f"{prefix}/"):
+        return path[len(prefix):]
+    if prefix and path == prefix:
+        return "/"
+    return path
+
+
 def _rewrite_weknora_html_public_paths(html: str, public_prefix: str) -> str:
     if not public_prefix:
         return html
@@ -1538,7 +1542,10 @@ async def proxy_weknora_root_asset(request: Request) -> Response:
     return await _proxy_weknora_request(
         request,
         target_base_url=runtime.web_base_url,
-        upstream_path=str(request.scope.get("path") or request.url.path),
+        upstream_path=_without_public_prefix(
+            _request_public_prefix(request),
+            str(request.scope.get("path") or request.url.path),
+        ),
         ctx=ctx,
         is_api=False,
     )

offline-backend-20260512/backend/app/gateway/weknora_embed.py

@@ -41,6 +41,7 @@ class WeKnoraEmbedContext:
 
 
 def is_weknora_embed_proxy_path(path: str) -> bool:
+    path = path.removeprefix("/deerflow")
     return (
         path == "/platform"
         or path.startswith("/platform/")

offline-backend-20260512/backend/tests/test_llmwiki_weknora.py

@@ -173,15 +173,25 @@ def test_weknora_embed_cookie_bypasses_only_proxy_paths() -> None:
     cookies = {"deerflow_weknora_embed": raw_cookie}
 
     assert auth_middleware._is_weknora_embed_proxy_request(_request("/platform/knowledge-bases/kb", cookies=cookies))
+    assert auth_middleware._is_weknora_embed_proxy_request(
+        _request("/deerflow/platform/knowledge-bases/kb", cookies=cookies)
+    )
     assert auth_middleware._is_weknora_embed_proxy_request(_request("/assets/index.js", cookies=cookies))
+    assert auth_middleware._is_weknora_embed_proxy_request(_request("/deerflow/assets/index.js", cookies=cookies))
     assert auth_middleware._is_weknora_embed_proxy_request(_request("/config.js", cookies=cookies))
     assert auth_middleware._is_weknora_embed_proxy_request(
         _request("/tdesign-icons/0.4.1/fonts/index.js", cookies=cookies)
     )
     assert auth_middleware._is_weknora_embed_proxy_request(_request("/api/v1/knowledge-search", cookies=cookies))
+    assert auth_middleware._is_weknora_embed_proxy_request(
+        _request("/deerflow/api/v1/knowledge-search", cookies=cookies)
+    )
     assert auth_middleware._is_weknora_embed_proxy_request(
         _request("/api/llmwiki/weknora-embed/api/v1/auth/me", cookies=cookies)
     )
+    assert auth_middleware._is_weknora_embed_proxy_request(
+        _request("/deerflow/api/llmwiki/weknora-embed/api/v1/auth/me", cookies=cookies)
+    )
     assert csrf_middleware.is_weknora_embed_proxy_request(_request("/api/v1/knowledge-search", cookies=cookies))
     assert not auth_middleware._is_weknora_embed_proxy_request(
         _request("/api/v1/knowledge-search", cookies={"deerflow_weknora_embed": "signed"})
@@ -219,7 +229,7 @@ async def test_weknora_session_endpoint_sets_cookie_and_returns_platform_path(mo
     )
 
     payload = json.loads(response.body)
-    assert payload["frame_path"] == "/platform/knowledge-bases/remote-kb?tab=wiki"
+    assert payload["frame_path"] == "/deerflow/platform/knowledge-bases/remote-kb?tab=wiki"
     cookie = response.headers["set-cookie"]
     assert "deerflow_weknora_embed=" in cookie
     assert "Secure" in cookie
@@ -259,6 +269,36 @@ async def test_weknora_session_endpoint_preserves_reverse_proxy_prefix(monkeypat
     assert payload["frame_path"] == "/deerflow/platform/knowledge-bases/remote-kb?tab=wiki"
 
 
+@pytest.mark.asyncio
+async def test_weknora_session_endpoint_uses_backend_prefix_when_frontend_has_different_prefix(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    from app.gateway.routers import llmwiki as llmwiki_router
+
+    async def authorized_mapping(*_: object, **__: object) -> tuple[dict[str, str], str, bool]:
+        return {"id": "local-kb", "weknora_id": "remote-kb", "name": "KB"}, "user-a", False
+
+    class Store:
+        async def get_authorized(self, *_: object, **__: object) -> dict[str, str]:
+            return {"id": "local-kb", "weknora_id": "remote-kb"}
+
+    monkeypatch.setattr(llmwiki_router, "_runtime_for_iframe_proxy", lambda _: object())
+    monkeypatch.setattr(llmwiki_router, "_authorized_mapping", authorized_mapping)
+    monkeypatch.setattr(llmwiki_router, "_store", lambda _: Store())
+
+    response = await llmwiki_router.create_weknora_detail_session(
+        _request(
+            "/api/llmwiki/knowledge-bases/local-kb/weknora/session",
+            request_headers={"Referer": "https://example.test/magentweb/page/workspace/knowledge/local-kb"},
+        ),
+        "local-kb",
+        tab="wiki",
+    )
+
+    payload = json.loads(response.body)
+    assert payload["frame_path"] == "/deerflow/platform/knowledge-bases/remote-kb?tab=wiki"
+
+
 @pytest.mark.asyncio
 async def test_weknora_client_keeps_anonymous_mode_without_admin_credentials() -> None:
     requests: list[httpx.Request] = []
@@ -1002,6 +1042,12 @@ def test_weknora_iframe_proxy_is_fallback_after_deerflow_api_routes() -> None:
         == "/api/llmwiki/weknora-embed/api/v1/{proxied_path:path}"
     )
     assert _first_gateway_match("GET", "/platform/knowledge-bases/remote-kb") == "/platform/{proxied_path:path}"
+    assert (
+        _first_gateway_match("GET", "/deerflow/platform/knowledge-bases/remote-kb")
+        == "/deerflow/platform/{proxied_path:path}"
+    )
+    assert _first_gateway_match("GET", "/deerflow/assets/index.js") == "/deerflow/assets/{proxied_path:path}"
+    assert _first_gateway_match("GET", "/deerflow/api/v1/knowledge-search") == "/deerflow/api/v1/{proxied_path:path}"
 
 
 def test_weknora_iframe_hides_current_outer_sidebar_shell() -> None: