fix(cli): persistent anonymous telemetry ID + pass source=CLI in all API calls (#4789)

cli/python/src/mem0_cli/config.py

@@ -39,11 +39,17 @@ class DefaultsConfig:
     enable_graph: bool = False
 
 
+@dataclass
+class TelemetryConfig:
+    anonymous_id: str = ""
+
+
 @dataclass
 class Mem0Config:
     version: int = CONFIG_VERSION
     defaults: DefaultsConfig = field(default_factory=DefaultsConfig)
     platform: PlatformConfig = field(default_factory=PlatformConfig)
+    telemetry: TelemetryConfig = field(default_factory=TelemetryConfig)
 
 
 SHORT_KEY_ALIASES: dict[str, str] = {
@@ -87,6 +93,9 @@ def load_config() -> Mem0Config:
         config.defaults.run_id = defaults.get("run_id", "")
         config.defaults.enable_graph = defaults.get("enable_graph", False)
 
+        telemetry = data.get("telemetry", {})
+        config.telemetry.anonymous_id = telemetry.get("anonymous_id", "")
+
     # Environment variable overrides
     env_key = os.environ.get("MEM0_API_KEY")
     if env_key:
@@ -137,6 +146,9 @@ def save_config(config: Mem0Config) -> None:
             "base_url": config.platform.base_url,
             "user_email": config.platform.user_email,
         },
+        "telemetry": {
+            "anonymous_id": config.telemetry.anonymous_id,
+        },
     }
 
     with open(CONFIG_FILE, "w") as f: