Merge pull request #124 from wgqqqqq/feat/websearch-exa

feat: switch WebSearch to the built-in Exa MCP-backed implementation and remove search-model configuration

Author: GCWing

src/crates/core/src/agentic/agents/cowork_mode.rs

@@ -32,7 +32,6 @@ impl CoworkMode {
                 "Git".to_string(),
                 "Bash".to_string(),
                 "TerminalControl".to_string(),
-                "WebFetch".to_string(),
                 "WebSearch".to_string(),
             ],
         }