Add additive KDBX importer

apps/tui/src/lib.rs

@@ -1258,6 +1258,21 @@ fn execute_workflow(
                 },
             )
         }
+        WorkflowSubmission::Kdbx { request, password } => {
+            let outcome = ironstorage::kdbx::KdbxImporter::new(&repository, &keys)
+                .import(&request, password, provider, identity)
+                .map_err(|error| error.to_string())?;
+            (
+                None,
+                format!(
+                    "KDBX import: {} added, {} updated, {} unchanged, {} skipped",
+                    outcome.added(),
+                    outcome.updated(),
+                    outcome.unchanged(),
+                    outcome.skipped()
+                ),
+            )
+        }
         WorkflowSubmission::Remove(request) => {
             let target = request.entry.clone();
             let mut committer = AutomaticTreeCommitter::for_source(&repository, &target, identity)