diff --git a/v0.5/Cargo.lock b/v0.5/Cargo.lock
index 97431f6df..2ca563273 100644
--- a/v0.5/Cargo.lock
+++ b/v0.5/Cargo.lock
@@ -238,6 +238,7 @@ version = "0.1.0"
 dependencies = [
  "fastn-continuation",
  "fastn-section",
+ "serde",
  "serde_json",
 ]
 
diff --git a/v0.5/fastn-router/src/lib.rs b/v0.5/fastn-router/src/lib.rs
index 3135d1388..d9c487f67 100644
--- a/v0.5/fastn-router/src/lib.rs
+++ b/v0.5/fastn-router/src/lib.rs
@@ -21,8 +21,27 @@ pub enum Route {
     NotFound,
     // String contains the path, the data may contain more than that was passed to route, e.g., it
     // can extract some extra path-specific data from FASTN.ftd file
-    Document(String, serde_json::Value),
-    Wasm(String, serde_json::Value),
+    Document(Document),
+    Wasm(String),
     Redirect(String),
     Static(String),
 }
+
+pub struct Document {
+    // this is private yet
+    #[expect(unused)]
+    pub(crate) path: String,
+    #[expect(unused)]
+    pub(crate) partial: serde_json::Value,
+    #[expect(unused)]
+    pub(crate) keys: Vec<String>,
+}
+
+#[derive(Debug)]
+pub enum RouterError {}
+
+impl Document {
+    pub fn with_data(self, _data: &[u8]) -> Result<(String, serde_json::Value), RouterError> {
+        todo!()
+    }
+}
diff --git a/v0.5/fastn-router/src/route.rs b/v0.5/fastn-router/src/route.rs
index c8171edab..8ae8a5c2f 100644
--- a/v0.5/fastn-router/src/route.rs
+++ b/v0.5/fastn-router/src/route.rs
@@ -1,10 +1,9 @@
 impl fastn_router::Router {
-    pub fn route(
-        &self,
-        _path: &str,
-        _method: fastn_router::Method,
-        _data: &[u8],
-    ) -> fastn_router::Route {
-        fastn_router::Route::Document("index.ftd".to_string(), serde_json::Value::Null)
+    pub fn route(&self, _path: &str, _method: fastn_router::Method) -> fastn_router::Route {
+        fastn_router::Route::Document(fastn_router::Document {
+            path: "index.ftd".to_string(),
+            keys: vec![],
+            partial: serde_json::Value::Null,
+        })
     }
 }
diff --git a/v0.5/fastn-unresolved/src/lib.rs b/v0.5/fastn-unresolved/src/lib.rs
index 9d53094f9..297e989e4 100644
--- a/v0.5/fastn-unresolved/src/lib.rs
+++ b/v0.5/fastn-unresolved/src/lib.rs
@@ -63,7 +63,7 @@ pub enum SoMBase<S, M> {
 pub struct Document {
     pub aliases: Option<AliasesID>,
     pub module: fastn_unresolved::Module,
-    pub package: fastn_unresolved::Package, // auto import, dependencies
+    // pub package: fastn_unresolved::Package, // auto import, dependencies
     pub module_doc: Option<fastn_section::Span>,
     pub definitions: Vec<URD>,
     pub content: Vec<URCI>,
diff --git a/v0.5/fastn/src/commands/render.rs b/v0.5/fastn/src/commands/render.rs
index 0861f9671..2ce3a8a40 100644
--- a/v0.5/fastn/src/commands/render.rs
+++ b/v0.5/fastn/src/commands/render.rs
@@ -1,8 +1,9 @@
 impl fastn::commands::Render {
     pub async fn run(self, _package: &mut fastn_package::Package, router: fastn_router::Router) {
-        let route = router.route("/", fastn_router::Method::Get, &[]);
+        let route = router.route("/", fastn_router::Method::Get);
         match route {
-            fastn_router::Route::Document(path, data) => {
+            fastn_router::Route::Document(doc) => {
+                let (path, data) = doc.with_data(&[]).unwrap();
                 let html =
                     fastn::commands::render::render_document(path.as_str(), data, self.strict)
                         .await;