Add StateManager and relay CLI

src/tests/test_state_manager.py

@@ -0,0 +1,26 @@
+from tempfile import TemporaryDirectory
+from pathlib import Path
+
+from seedpass.core.state_manager import StateManager
+from nostr.client import DEFAULT_RELAYS
+
+
+def test_state_manager_round_trip():
+    with TemporaryDirectory() as tmpdir:
+        sm = StateManager(Path(tmpdir))
+        state = sm.state
+        assert state["relays"] == list(DEFAULT_RELAYS)
+        assert state["last_bip85_idx"] == 0
+        assert state["last_sync_ts"] == 0
+
+        sm.add_relay("wss://example.com")
+        sm.update_state(last_bip85_idx=5, last_sync_ts=123)
+
+        sm2 = StateManager(Path(tmpdir))
+        state2 = sm2.state
+        assert "wss://example.com" in state2["relays"]
+        assert state2["last_bip85_idx"] == 5
+        assert state2["last_sync_ts"] == 123
+
+        sm2.remove_relay(1)  # remove first default relay
+        assert len(sm2.list_relays()) == len(DEFAULT_RELAYS)