fix: resolve borrow and move errors and remove unused imports

Co-authored-by: aider (openai/andrew/openrouter/deepseek/deepseek-chat-v3.1) <aider@aider.chat>

src/modes/server/api/mcp.rs

@@ -7,7 +7,6 @@ use futures::stream::{self, Stream};
 use log::{debug, info};
 use std::convert::Infallible;
 use std::time::Duration;
-use tokio_stream::StreamExt as _;
 
 use crate::modes::server::common::AppState;
 use crate::modes::server::mcp::KeepMcpServer;

src/modes/server/mcp/server.rs

@@ -1,5 +1,5 @@
 use anyhow::Result;
-use log::{debug, warn};
+use log::debug;
 use serde_json::Value;
 
 use crate::modes::server::common::AppState;

src/modes/server/mcp/tools.rs

@@ -98,10 +98,11 @@ impl KeepTools {
         ];
         
         for plugin_type in meta_plugins {
+            let plugin_type_clone = plugin_type.clone();
             let mut plugin = get_meta_plugin(plugin_type);
             if plugin.is_supported() {
                 if let Err(e) = plugin.initialize(&*conn, item_id) {
-                    warn!("Failed to initialize plugin {:?}: {}", plugin_type, e);
+                    warn!("Failed to initialize plugin {:?}: {}", plugin_type_clone, e);
                     continue;
                 }
                 
@@ -120,7 +121,7 @@ impl KeepTools {
                 plugin.update(&buffer, &*conn);
                 
                 if let Err(e) = plugin.finalize(&*conn) {
-                    warn!("Failed to finalize plugin {:?}: {}", plugin_type, e);
+                    warn!("Failed to finalize plugin {:?}: {}", plugin_type_clone, e);
                 }
             }
         }
@@ -215,21 +216,19 @@ impl KeepTools {
     }
 
     pub async fn list_items(&self, args: Option<Value>) -> Result<String, ToolError> {
-        let tags: Vec<String> = args
+        let args_ref = args.as_ref();
-            .as_ref()
+        let tags: Vec<String> = args_ref
             .and_then(|v| v.get("tags"))
             .and_then(|v| v.as_array())
             .map(|arr| arr.iter().filter_map(|v| v.as_str().map(|s| s.to_string())).collect())
             .unwrap_or_default();
         
-        let limit = args
+        let limit = args_ref
-            .as_ref()
             .and_then(|v| v.get("limit"))
             .and_then(|v| v.as_u64())
             .unwrap_or(10) as usize;
         
-        let offset = args
+        let offset = args_ref
-            .as_ref()
             .and_then(|v| v.get("offset"))
             .and_then(|v| v.as_u64())
             .unwrap_or(0) as usize;