Pass up intent with completion requests (#31710)

This PR adds a new `intent` field to completion requests to assist in
categorizing them correctly.

Release Notes:

- N/A

---------

Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com>

crates/language_models/src/provider/cloud.rs

@@ -809,6 +809,7 @@ impl LanguageModel for CloudLanguageModel {
     > {
         let thread_id = request.thread_id.clone();
         let prompt_id = request.prompt_id.clone();
+        let intent = request.intent;
         let mode = request.mode;
         let app_version = cx.update(|cx| AppVersion::global(cx)).ok();
         match self.model.provider {
@@ -841,6 +842,7 @@ impl LanguageModel for CloudLanguageModel {
                         CompletionBody {
                             thread_id,
                             prompt_id,
+                            intent,
                             mode,
                             provider: zed_llm_client::LanguageModelProvider::Anthropic,
                             model: request.model.clone(),
@@ -897,6 +899,7 @@ impl LanguageModel for CloudLanguageModel {
                         CompletionBody {
                             thread_id,
                             prompt_id,
+                            intent,
                             mode,
                             provider: zed_llm_client::LanguageModelProvider::OpenAi,
                             model: request.model.clone(),
@@ -934,6 +937,7 @@ impl LanguageModel for CloudLanguageModel {
                         CompletionBody {
                             thread_id,
                             prompt_id,
+                            intent,
                             mode,
                             provider: zed_llm_client::LanguageModelProvider::Google,
                             model: request.model.model_id.clone(),

crates/language_models/src/provider/mistral.rs

@@ -816,6 +816,7 @@ mod tests {
             tool_choice: None,
             thread_id: None,
             prompt_id: None,
+            intent: None,
             mode: None,
             stop: Vec::new(),
         };

crates/language_models/src/provider/open_ai.rs

@@ -860,6 +860,7 @@ mod tests {
         let request = LanguageModelRequest {
             thread_id: None,
             prompt_id: None,
+            intent: None,
             mode: None,
             messages: vec![LanguageModelRequestMessage {
                 role: Role::User,