chore: normalize line endings (CRLF -> LF)

No content changes: git diff --ignore-all-space over these files is empty.
The churn came from editing on Windows against a repo checked out with LF.

lib/features/documents/document_sync_merge.dart

@@ -1,33 +1,33 @@
-import '../../models/document_model.dart';
-
-/// Result of merging the server's document list with local corrections that
-/// haven't made it back to the server yet.
-class MergedDocuments {
-  final List<DocumentModel> docs;
-  final Set<String> unsyncedIds;
-
-  const MergedDocuments(this.docs, this.unsyncedIds);
-}
-
-/// Merges the server's authoritative document list with local corrections for
-/// documents whose `PUT` sync failed (`syncFailed` in the pending queue).
-///
-/// Without this, refreshing the documents list would silently overwrite a
-/// driver's corrected-but-unsynced edit with the server's stale pre-edit copy
-/// on every successful fetch - the correction is still recoverable via the
-/// pending queue's retry action, but the history list would show the wrong
-/// data (or the document would vanish from it entirely) until the retry
-/// succeeds. `unsyncedOverrides` wins over `serverDocs` for matching ids, and
-/// is kept even if the server list doesn't (yet) include that id at all.
-MergedDocuments mergeDocumentsWithUnsyncedOverrides({
-  required List<DocumentModel> serverDocs,
-  required Map<String, DocumentModel> unsyncedOverrides,
-}) {
-  final merged = <String, DocumentModel>{
-    for (final doc in serverDocs) doc.id: doc,
-  };
-  for (final entry in unsyncedOverrides.entries) {
-    merged[entry.key] = entry.value;
-  }
-  return MergedDocuments(merged.values.toList(), unsyncedOverrides.keys.toSet());
-}
+import '../../models/document_model.dart';
+
+/// Result of merging the server's document list with local corrections that
+/// haven't made it back to the server yet.
+class MergedDocuments {
+  final List<DocumentModel> docs;
+  final Set<String> unsyncedIds;
+
+  const MergedDocuments(this.docs, this.unsyncedIds);
+}
+
+/// Merges the server's authoritative document list with local corrections for
+/// documents whose `PUT` sync failed (`syncFailed` in the pending queue).
+///
+/// Without this, refreshing the documents list would silently overwrite a
+/// driver's corrected-but-unsynced edit with the server's stale pre-edit copy
+/// on every successful fetch - the correction is still recoverable via the
+/// pending queue's retry action, but the history list would show the wrong
+/// data (or the document would vanish from it entirely) until the retry
+/// succeeds. `unsyncedOverrides` wins over `serverDocs` for matching ids, and
+/// is kept even if the server list doesn't (yet) include that id at all.
+MergedDocuments mergeDocumentsWithUnsyncedOverrides({
+  required List<DocumentModel> serverDocs,
+  required Map<String, DocumentModel> unsyncedOverrides,
+}) {
+  final merged = <String, DocumentModel>{
+    for (final doc in serverDocs) doc.id: doc,
+  };
+  for (final entry in unsyncedOverrides.entries) {
+    merged[entry.key] = entry.value;
+  }
+  return MergedDocuments(merged.values.toList(), unsyncedOverrides.keys.toSet());
+}