@@ -79,8 +79,11 @@ the selected `.py` files sequentially to the current board directory.**
    directories or other non-regular conflicts block the batch. Existing files
    require a separate, explicit confirmation naming the target paths; selecting
    Import is not itself overwrite consent. Immediately before the first PUT,
-   the controller lists the directory again. A new or changed conflict
-   invalidates prior consent and returns to review without writing.
+   the controller lists the directory again. Both listings must carry explicit
+   PBLE/1 completeness metadata: `FILE_LIST more=1`, or a Connection test double
+   that cannot prove completeness, blocks the batch because an omitted entry
+   could hide a conflict. A new or changed conflict invalidates prior consent
+   and returns to review without writing.
 
 6. **All bytes are acquired and validated before any board mutation.** The
    controller fetches every selected object from the pinned snapshot into one
 
@@ -358,10 +358,12 @@ consent, bounded fetched candidate, operation generation, phase/progress,
 rate-limit metadata, and an honest complete/partial/cancelled result.
 
 **Dependencies:** a pinned approved HTTP client behind `GithubApi` (HTTPS to
-the exact GitHub REST API host), `Connection.listDir`/`putFile`, the Files
+the exact GitHub REST API host), `Connection.listDir`/`putFile` plus the optional
+neutral `ConnectionDirectoryListingSource` completeness capability, the Files
 controller's current directory + refresh callback, connection-session stamps,
-and `lib/localization/`. The connected subset has no `lib/data/` dependency and
-never imports `lib/ble/`.
+and `lib/localization/`. Production and shipped fakes implement that capability;
+an unknown Connection double fails closed for import preflight. The connected
+subset has no `lib/data/` dependency and never imports `lib/ble/`.
 
 **Satisfies in this increment:** the frozen connected subset of
 FR-IMPORT-1/-2/-3/-5, IF-4, NFR-OFF-2, CON-3/8/9, SEC-10. **Deferred, not
@@ -795,13 +797,18 @@ duplicate target, non-canonical escape, and any complete board path over
 PBLE/1's 128-byte UTF-8 ceiling. The review view renders exact remote → board
 path pairs before a network content fetch or PUT.
 
-`review()` first requires the captured session stamp to be current, then calls
-`Connection.listDir(capturedCwd)`. Exact-name regular-file collisions are the
-overwrite set. A directory or other non-regular entry at a target is blocking;
-the importer never replaces or descends into it. A non-empty overwrite set
-opens a separate confirmation that lists the exact board paths. Consent is
-bound to `{sessionStamp, cwd, targetPaths, conflictPaths}`; changing selection,
-ref, folder, target data, or session invalidates it.
+`review()` first requires the captured session stamp to be current, then obtains
+`Connection.listDir(capturedCwd)` together with the neutral completeness bit
+exposed by `ConnectionDirectoryListingSource`. `PbleConnection` derives that bit
+from `FILE_LIST more`; its stable facade and `FakeConnection` preserve it. A
+truncated result—or an unknown Connection double that cannot prove
+completeness—fails closed before conflict classification. Exact-name
+regular-file collisions are the overwrite set. A directory or other non-regular
+entry at a target is blocking; the importer never replaces or descends into it.
+A non-empty overwrite set opens a separate confirmation that lists the exact
+board paths. Consent is bound to
+`{sessionStamp, cwd, targetPaths, conflictPaths}`; changing selection, ref,
+folder, target data, or session invalidates it.
 
 Immediately after all content validates and before the first PUT, the
 controller requires the same session, lists `capturedCwd` again, and compares
 
@@ -239,9 +239,12 @@ to `[red]` before implementation:
   duplicate/escaping targets, and targets exceeding PBLE/1's 128-byte UTF-8
   path ceiling MUST fail before download. Existing regular files MUST be named
   in a separate explicit overwrite confirmation; an existing directory or
-  other non-regular conflict MUST block import. The directory MUST be listed
-  again immediately before the first PUT; a changed conflict set MUST
-  invalidate prior confirmation and return to review with zero writes. MUST
+  other non-regular conflict MUST block import. The board-listing seam MUST
+  preserve PBLE/1's completeness bit, and `FILE_LIST more=1` (or a test double
+  that cannot prove completeness) MUST block import rather than treating omitted
+  names as absent. The directory MUST be listed again immediately before the
+  first PUT; a changed conflict set MUST invalidate prior confirmation and
+  return to review with zero writes. MUST
 - **A33-SUB-AC-5 (bounded all-fetch preflight)** — Before any board mutation,
   the client MUST fetch every selected file from the pinned snapshot and form
   one in-memory candidate. Each actual raw file MUST be at most 256 KiB and the