fix(v3): repair rooted metadata native type and lint gates

src/api/router/snapshot_content_tests.rs

@@ -1094,7 +1094,7 @@ async fn mst2_publication_disabled_resolve_preserves_head_body_object_map_page_a
     assert_eq!(chunk.file_content_id, fixture.digest);
     assert_eq!(chunk.chunk_index, 0);
     assert_eq!(end.request_item_count, 1);
-    assert_eq!(end.logical_bytes, CHUNK_SIZE);
+    assert_eq!(end.logical_bytes, u64::from(CHUNK_SIZE));
 }
 
 #[tokio::test]

src/api/router/snapshot_rooted_metadata.rs

@@ -8,7 +8,7 @@ use crate::{
     jupiter::storage::qualified_metadata_family::RootedLookupStatus,
 };
 
-fn entry_json(entry: &Entry) -> Result<serde_json::Value, Response> {
+fn entry_json(entry: &Entry) -> Result<serde_json::Value, SnapshotError> {
     let name = std::str::from_utf8(&entry.name).map_err(internal)?;
     let kind = match entry.kind {
         EntryKind::Regular => "regular",
@@ -28,15 +28,19 @@ fn entry_json(entry: &Entry) -> Result<serde_json::Value, Response> {
     Ok(value)
 }
 
-fn cursor_name(sid: &str, path: &str, query: &DirectoryQuery) -> Result<Option<String>, Response> {
+fn cursor_name(
+    sid: &str,
+    path: &str,
+    query: &DirectoryQuery,
+) -> Result<Option<String>, SnapshotError> {
     let Some(cursor) = query.cursor.as_deref() else {
         return Ok(None);
     };
     let invalid = || {
-        mst2_error_response(SnapshotError::new(
+        SnapshotError::new(
             SnapshotErrorCode::CursorInvalid,
             "cursor bound to different parameters or invalid",
-        ))
+        )
     };
     let (payload, signature) = cursor.rsplit_once('.').ok_or_else(invalid)?;
     if runtime().sign_cursor(payload) != signature {

src/jupiter/storage/qualified_metadata_family.rs

@@ -35,9 +35,7 @@ const GC_SQL: &str = include_str!("qualified_metadata_gc.sql");
 
 #[path = "qualified_metadata_rooted.rs"]
 mod rooted;
-pub(crate) use rooted::{
-    RootedDirectoryWindow, RootedLookupBatch, RootedLookupStatus, RootedQualifiedMetadataRepository,
-};
+pub(crate) use rooted::{RootedLookupStatus, RootedQualifiedMetadataRepository};
 #[cfg(test)]
 pub(crate) use rooted::{
     RootedPrepareIntent, with_rooted_reader_barriers, with_rooted_source_fact_barriers,

src/jupiter/storage/qualified_metadata_reader.rs

@@ -16,6 +16,8 @@ use crate::{
     },
 };
 
+type ProofPages = Vec<([u8; 32], Vec<u8>)>;
+
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 struct Binding {
     generation: i64,
@@ -98,7 +100,7 @@ pub(crate) struct RootedDirectoryWindow {
     pub entry_count: u64,
     pub entries: Vec<mst2_codec::metapage::Entry>,
     pub has_more: bool,
-    pub proof_pages: Vec<([u8; 32], Vec<u8>)>,
+    pub proof_pages: ProofPages,
     pub ancestors: Vec<(String, [u8; 32])>,
 }
 
@@ -541,7 +543,7 @@ impl Reader<'_> {
         Ok(children)
     }
 
-    fn proofs(&self) -> Result<Vec<([u8; 32], Vec<u8>)>, SnapshotError> {
+    fn proofs(&self) -> Result<ProofPages, SnapshotError> {
         let bytes: usize = self.cache.values().map(|page| page.bytes.len()).sum();
         if bytes > 1_048_576 {
             return Err(SnapshotError::new(