Refactor agent function names and streamline imports

Unified the naming convention for agent functions across modules to `agent` for consistency. Adjusted relevant imports and cleaned up unused imports in `webhooks.rs` to improve readability and maintainability.

src/agents/search.rs

@@ -3,7 +3,7 @@ use tracing;
 
 use crate::utils::utils::run_agent;
 
-pub async fn search_agent(stream_id: &str, input: &str) -> Result<Child, String> {
+pub async fn agent(stream_id: &str, input: &str) -> Result<Child, String> {
     run_agent(stream_id, input, "./packages/genaiscript/genaisrc/web-search.genai.mts", 10).await
 }
 
@@ -11,13 +11,13 @@ pub async fn search_agent(stream_id: &str, input: &str) -> Result<Child, String>
 #[cfg(test)]
 mod tests {
     use std::fmt::Debug;
-    use crate::agents::search::search_agent;
+    use crate::agents::search::agent;
 
     #[tokio::test] 
     async fn test_search_execution() {
         let input = "Who won the 2024 presidential election?";
 
-        let mut command = search_agent("test-stream", input).await.unwrap();
+        let mut command = agent("test-stream", input).await.unwrap();
 
         // command.stdout.take().unwrap().read_to_string(&mut String::new()).await.unwrap();
         // Optionally, you can capture and inspect stdout if needed: