Working cross-server chat

veilid-python/demo/config.py

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+"""Load and save configuration."""
+
+import json
+from pathlib import Path
+
+KEYFILE = Path(".demokeys")
+
+
+def read_keys() -> dict:
+    """Load the stored keys from disk."""
+
+    try:
+        keydata = KEYFILE.read_text()
+    except FileNotFoundError:
+        return {
+            "self": None,
+            "peers": {},
+        }
+
+    return json.loads(keydata)
+
+
+def write_keys(keydata: dict):
+    """Save the keys to disk."""
+
+    KEYFILE.write_text(json.dumps(keydata, indent=2))