use serde::{Deserialize, Serialize};use strum::{Display, EnumIter, EnumString}; pub const EXPIRED_LLM_TOKEN_HEADER_NAME: &str = "x-zed-expired-token"; pub const MAX_LLM_MONTHLY_SPEND_REACHED_HEADER_NAME: &str = "x-zed-llm-max-monthly-spend-reached"; #[derive(    Debug, PartialEq, Eq, Hash, Clone, Copy, Serialize, Deserialize, EnumString, EnumIter, Display,)]#[serde(rename_all = "snake_case")]#[strum(serialize_all = "snake_case")]pub enum LanguageModelProvider {    Anthropic,    OpenAi,    Google,} #[derive(Debug, Serialize, Deserialize)]pub struct LanguageModel {    pub provider: LanguageModelProvider,    pub name: String,} #[derive(Debug, Serialize, Deserialize)]pub struct ListModelsResponse {    pub models: Vec<LanguageModel>,} #[derive(Debug, Serialize, Deserialize)]pub struct PerformCompletionParams {    pub provider: LanguageModelProvider,    pub model: String,    pub provider_request: Box<serde_json::value::RawValue>,}