feat: add feature to monitor background agents (#125)

Also includes a fix to persist configuration across reconnects.

Reviewed-on: #125
Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>

src/lib/commands/slashCommands.ts

@@ -56,6 +56,10 @@ async function changeDirectory(path: string): Promise<void> {
       conversationId,
       options: {
         working_dir: validatedPath,
+        model: config.model || null,
+        api_key: config.api_key || null,
+        custom_instructions: config.custom_instructions || null,
+        mcp_servers_json: config.mcp_servers_json || null,
         allowed_tools: allAllowedTools,
       },
     });
@@ -126,6 +130,10 @@ async function startNewConversation(): Promise<void> {
       conversationId,
       options: {
         working_dir: workingDir,
+        model: config.model || null,
+        api_key: config.api_key || null,
+        custom_instructions: config.custom_instructions || null,
+        mcp_servers_json: config.mcp_servers_json || null,
         allowed_tools: allAllowedTools,
       },
     });