feat: Page AI Reasonix desktop session alignment, settings IA cleanup, knowledge RAG hardening

- ACP client/session manager: Reasonix desktop live session context
- Hermes tools: knowledge_rag tool manifest and skill updates
- Browser runtime: sidebar page AI permission/profile/render/session/tree modules
- Routes: hermes_client, hermes_tools, knowledge_rag, web_shell
- Scripts: reasonix ACP wrapper, LightRAG MCP, smoke tasks 159/558/559/561/562
- Skills: mnote-knowledge-rag and mnote-lightrag-bridge SKILL.md updates

rust/crates/mnote-web/src/acp_client.rs

@@ -219,7 +219,7 @@ impl AcpClient {
     ///
     /// Returns `Result<R>` where `R` is the deserialized `result` field.
     /// On JSON-RPC error, returns [`AcpError::JsonRpc`].
-    /// Default timeout: 300 seconds.
+    /// Default timeout: 300 seconds. Override with `MNOTE_ACP_REQUEST_TIMEOUT_SECS`.
     ///
     /// Reference: `acpClient.ts` L95-110 (`call()` method)
     pub async fn request<P: Serialize, R: DeserializeOwned>(
@@ -227,7 +227,12 @@ impl AcpClient {
         method: &str,
         params: P,
     ) -> Result<R, AcpError> {
-        self.request_with_timeout(method, params, Duration::from_secs(300))
+        let timeout_secs = std::env::var("MNOTE_ACP_REQUEST_TIMEOUT_SECS")
+            .ok()
+            .and_then(|value| value.parse::<u64>().ok())
+            .filter(|value| *value >= 30)
+            .unwrap_or(300);
+        self.request_with_timeout(method, params, Duration::from_secs(timeout_secs))
             .await
     }
 
@@ -252,10 +257,12 @@ impl AcpClient {
         let line = serde_json::to_string(&req)?;
         debug!("ACP --> {} #{} ({} bytes)", method, id, line.len());
 
-        let mut writer = self.writer.lock().await;
-        writer.write_all(line.as_bytes()).await?;
-        writer.write_all(b"\n").await?;
-        writer.flush().await?;
+        {
+            let mut writer = self.writer.lock().await;
+            writer.write_all(line.as_bytes()).await?;
+            writer.write_all(b"\n").await?;
+            writer.flush().await?;
+        }
 
         match timeout(dur, rx).await {
             Ok(Ok(Ok(value))) => {
@@ -280,10 +287,12 @@ impl AcpClient {
         let line = serde_json::to_string(&msg)?;
         debug!("ACP ~~> {} ({} bytes)", method, line.len());
 
-        let mut writer = self.writer.lock().await;
-        writer.write_all(line.as_bytes()).await?;
-        writer.write_all(b"\n").await?;
-        writer.flush().await?;
+        {
+            let mut writer = self.writer.lock().await;
+            writer.write_all(line.as_bytes()).await?;
+            writer.write_all(b"\n").await?;
+            writer.flush().await?;
+        }
         Ok(())
     }