Add vault profile export/import

src/tests/test_profile_export_import.py

@@ -0,0 +1,33 @@
+from pathlib import Path
+from types import SimpleNamespace
+
+from seedpass.core.api import VaultService
+from helpers import create_vault, TEST_SEED, TEST_PASSWORD
+
+
+def test_profile_export_import_round_trip(tmp_path):
+    dir1 = tmp_path / "a"
+    vault1, _ = create_vault(dir1, TEST_SEED, TEST_PASSWORD)
+    data = {
+        "schema_version": 4,
+        "entries": {"0": {"label": "example", "type": "password"}},
+    }
+    vault1.save_index(data)
+    pm1 = SimpleNamespace(vault=vault1, sync_vault=lambda: None)
+    service1 = VaultService(pm1)
+    blob = service1.export_profile()
+
+    dir2 = tmp_path / "b"
+    vault2, _ = create_vault(dir2, TEST_SEED, TEST_PASSWORD)
+    vault2.save_index({"schema_version": 4, "entries": {}})
+    called = {}
+
+    def sync():
+        called["synced"] = True
+
+    pm2 = SimpleNamespace(vault=vault2, sync_vault=sync)
+    service2 = VaultService(pm2)
+    service2.import_profile(blob)
+
+    assert called.get("synced") is True
+    assert vault2.load_index() == data