replace all apimart call with vectorengine counterpart

server-rs/crates/api-server/src/state.rs

@@ -1378,8 +1378,9 @@ fn build_llm_client(config: &AppConfig) -> Result<Option<LlmClient>, AppStateIni
 fn build_creative_agent_gpt5_client(
     config: &AppConfig,
 ) -> Result<Option<LlmClient>, AppStateInitError> {
+    // 中文注释：Apimart 已于 2026-06 弃用，LLM 文本调用统一迁移到 VectorEngine。
     let Some(api_key) = config
-        .apimart_api_key
+        .vector_engine_api_key
         .as_ref()
         .map(|value| value.trim())
         .filter(|value| !value.is_empty())
@@ -1387,9 +1388,15 @@ fn build_creative_agent_gpt5_client(
         return Ok(None);
     };
 
+    let base_url = if config.vector_engine_base_url.ends_with("/v1") {
+        config.vector_engine_base_url.clone()
+    } else {
+        format!("{}/v1", config.vector_engine_base_url.trim_end_matches('/'))
+    };
+
     let llm_config = LlmConfig::new(
         LlmProvider::OpenAiCompatible,
-        config.apimart_base_url.clone(),
+        base_url,
         api_key.to_string(),
         platform_agent::CREATIVE_AGENT_GPT5_MODEL.to_string(),
         config.llm_request_timeout_ms,
@@ -1512,11 +1519,11 @@ mod tests {
     }
 
     #[test]
-    fn app_state_builds_creative_agent_gpt5_client_from_apimart_settings() {
+    fn app_state_builds_creative_agent_gpt5_client_from_vector_engine_settings() {
         let mut config = AppConfig::default();
         config.llm_api_key = None;
-        config.apimart_base_url = "https://api.apimart.test/v1".to_string();
-        config.apimart_api_key = Some("apimart-key".to_string());
+        config.vector_engine_base_url = "https://api.vectorengine.test".to_string();
+        config.vector_engine_api_key = Some("ve-key".to_string());
 
         let state = AppState::new(config).expect("state should build");
         let client = state
@@ -1529,7 +1536,7 @@ mod tests {
         );
         assert_eq!(
             client.config().responses_url(),
-            "https://api.apimart.test/v1/responses"
+            "https://api.vectorengine.test/v1/responses"
         );
         assert!(client.config().official_fallback());
     }