feat: add get_devices, get_gear, and get_user_profile tools

server.py

@@ -266,6 +266,54 @@ def get_daily_stats(date: str = "") -> str:
         return f"Error fetching daily stats: {exc}"
 
 
+@mcp.tool()
+def get_devices() -> str:
+    """List paired Garmin devices with model name and firmware version."""
+    if err := _check_auth():
+        return err
+    try:
+        result = _client.get_devices()
+        if not result:
+            return "No devices found."
+        return json.dumps(result, indent=2)
+    except GarminConnectAuthenticationError:
+        return "Authentication error. Call authenticate() again."
+    except Exception as exc:
+        return f"Error fetching devices: {exc}"
+
+
+@mcp.tool()
+def get_gear() -> str:
+    """List gear items (shoes, bikes) with mileage and usage stats."""
+    if err := _check_auth():
+        return err
+    try:
+        result = _client.get_gear(_client.display_name)
+        if not result:
+            return "No gear found."
+        return json.dumps(result, indent=2)
+    except GarminConnectAuthenticationError:
+        return "Authentication error. Call authenticate() again."
+    except Exception as exc:
+        return f"Error fetching gear: {exc}"
+
+
+@mcp.tool()
+def get_user_profile() -> str:
+    """Get Garmin user profile: display name, age, weight, and HR zones."""
+    if err := _check_auth():
+        return err
+    try:
+        result = _client.get_user_profile()
+        if not result:
+            return "No user profile found."
+        return json.dumps(result, indent=2)
+    except GarminConnectAuthenticationError:
+        return "Authentication error. Call authenticate() again."
+    except Exception as exc:
+        return f"Error fetching user profile: {exc}"
+
+
 if __name__ == "__main__":
     _startup_login()
     mcp.run()