refactor: unified LLM config - CHAT_URL/VISION_URL/SUMMARY_URL with env var overrides

src/core/config.rs

@@ -216,13 +216,47 @@ pub mod cache {
 pub mod llm {
     use super::*;
 
+    /// Chat / function-calling LLM endpoint (agents/search, translation, etc.)
+    /// Default: http://127.0.0.1:8082/v1/chat/completions
+    pub static CHAT_URL: Lazy<String> = Lazy::new(|| {
+        env::var("MOMENTRY_LLM_CHAT_URL")
+            .or_else(|_| env::var("MOMENTRY_LLM_SUMMARY_URL"))
+            .or_else(|_| env::var("MOMENTRY_LLM_URL"))
+            .unwrap_or_else(|_| "http://127.0.0.1:8082/v1/chat/completions".to_string())
+    });
+
+    pub static CHAT_MODEL: Lazy<String> = Lazy::new(|| {
+        env::var("MOMENTRY_LLM_CHAT_MODEL")
+            .or_else(|_| env::var("MOMENTRY_LLM_SUMMARY_MODEL"))
+            .or_else(|_| env::var("MOMENTRY_LLM_MODEL"))
+            .unwrap_or_else(|_| "google_gemma-4-26B-A4B-it-Q5_K_M.gguf".to_string())
+    });
+
+    /// Vision LLM endpoint (frame analysis, OCR). Can be same as CHAT_URL or different.
+    /// Default: falls back to CHAT_URL
+    pub static VISION_URL: Lazy<String> = Lazy::new(|| {
+        env::var("MOMENTRY_LLM_VISION_URL")
+            .unwrap_or_else(|_| CHAT_URL.clone())
+    });
+
+    pub static VISION_MODEL: Lazy<String> = Lazy::new(|| {
+        env::var("MOMENTRY_LLM_VISION_MODEL")
+            .unwrap_or_else(|_| CHAT_MODEL.clone())
+    });
+
+    /// Text summary LLM endpoint (5W1H, story). Can be same as CHAT_URL or different.
     pub static SUMMARY_URL: Lazy<String> = Lazy::new(|| {
         env::var("MOMENTRY_LLM_SUMMARY_URL")
-            .unwrap_or_else(|_| "http://127.0.0.1:8081/v1/chat/completions".to_string())
+            .ok()
+            .or_else(|| Some(CHAT_URL.clone()))
+            .unwrap()
     });
 
     pub static SUMMARY_MODEL: Lazy<String> = Lazy::new(|| {
-        env::var("MOMENTRY_LLM_SUMMARY_MODEL").unwrap_or_else(|_| "gemma4".to_string())
+        env::var("MOMENTRY_LLM_SUMMARY_MODEL")
+            .ok()
+            .or_else(|| Some(CHAT_MODEL.clone()))
+            .unwrap()
     });
 
     pub static SUMMARY_TIMEOUT_SECS: Lazy<u64> = Lazy::new(|| {
@@ -237,6 +271,13 @@ pub mod llm {
             .map(|v| v == "true" || v == "1")
             .unwrap_or(true)
     });
+
+    pub static CHAT_TIMEOUT_SECS: Lazy<u64> = Lazy::new(|| {
+        env::var("MOMENTRY_LLM_CHAT_TIMEOUT")
+            .unwrap_or_else(|_| "120".to_string())
+            .parse()
+            .unwrap_or(120)
+    });
 }
 
 pub static SFTPGO_BASE_URL: Lazy<String> = Lazy::new(|| {