fix mcp token file

src/commands/token.rs

@@ -60,6 +60,21 @@ pub fn load_session() -> Result<Session> {
             }
         }
     }
+    // Fallback: config.json (DID only, no auth tokens — for MCP tools that only need DID)
+    let config_path = path.with_file_name("config.json");
+    if let Ok(content) = fs::read_to_string(&config_path) {
+        if let Ok(config) = serde_json::from_str::<serde_json::Value>(&content) {
+            if let (Some(did), Some(handle)) = (config["did"].as_str(), config["handle"].as_str()) {
+                return Ok(Session {
+                    did: did.to_string(),
+                    handle: handle.to_string(),
+                    access_jwt: String::new(),
+                    refresh_jwt: String::new(),
+                    pds: config["network"].as_str().map(|s| format!("https://{s}")),
+                });
+            }
+        }
+    }
     Err(anyhow::anyhow!("Token file not found: {:?}. Run 'ailog login' or 'ailog oauth' first.", path))
 }
 
@@ -94,6 +109,22 @@ pub fn load_bot_session() -> Result<Session> {
             }
         }
     }
+    // Fallback: config.json bot section (DID only)
+    let config_path = path.with_file_name("config.json");
+    if let Ok(content) = fs::read_to_string(&config_path) {
+        if let Ok(config) = serde_json::from_str::<serde_json::Value>(&content) {
+            let bot = &config["bot"];
+            if let (Some(did), Some(handle)) = (bot["did"].as_str(), bot["handle"].as_str()) {
+                return Ok(Session {
+                    did: did.to_string(),
+                    handle: handle.to_string(),
+                    access_jwt: String::new(),
+                    refresh_jwt: String::new(),
+                    pds: config["network"].as_str().map(|s| format!("https://{s}")),
+                });
+            }
+        }
+    }
     Err(anyhow::anyhow!("Bot token file not found: {:?}. Run 'ailog login --bot' or 'ailog oauth --bot' first.", path))
 }