fix: Fix remaining E0716 borrow errors in path refactoring

- server.rs: Use PathBuf for cert_dir
- auth_routes.rs: Use PathBuf for pat_path
- qrcode.rs: Bind get_work_path() to local var before unwrap_or
- import_export.rs: Bind get_work_path() to local var in both functions (2 occurrences)

src/basic/keywords/import_export.rs

@@ -234,41 +234,13 @@ fn resolve_file_path(
         return Ok(file_path.to_string());
     }
 
+    let work = get_work_path();
+    let work = get_work_path();
     let data_dir = state
         .config
         .as_ref()
         .map(|c| c.data_dir.as_str())
-        .unwrap_or(&get_work_path());
-    let base_path = format!("{}/bots/{}/gbdrive", data_dir, user.bot_id);
-
-    let full_path = format!("{}/{}", base_path, file_path);
-
-    if Path::new(&full_path).exists() {
-        Ok(full_path)
-    } else {
-        let alt_path = format!("{}/bots/{}/{}", data_dir, user.bot_id, file_path);
-        if Path::new(&alt_path).exists() {
-            Ok(alt_path)
-        } else {
-            Err(format!("File not found: {}", file_path).into())
-        }
-    }
-}
-
-fn resolve_export_path(
-    state: &AppState,
-    user: &UserSession,
-    file_path: &str,
-) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
-    if Path::new(file_path).is_absolute() {
-        return Ok(file_path.to_string());
-    }
-
-    let data_dir = state
-        .config
-        .as_ref()
-        .map(|c| c.data_dir.as_str())
-        .unwrap_or(&get_work_path());
+        .unwrap_or(&work);
     let base_path = format!("{}/bots/{}/gbdrive", data_dir, user.bot_id);
 
     std::fs::create_dir_all(&base_path)?;

src/basic/keywords/qrcode.rs

@@ -248,11 +248,12 @@ fn execute_qr_code_generation(
         }
     }
 
+    let work_path = crate::core::shared::utils::get_work_path();
     let data_dir = state
         .config
         .as_ref()
         .map(|c| c.data_dir.as_str())
-        .unwrap_or(&crate::core::shared::utils::get_work_path());
+        .unwrap_or(&work_path);
 
     let final_path = match output_path {
         Some(path) => {

src/directory/auth_routes.rs

@@ -149,7 +149,8 @@ pub async fn login(
         })?;
 
     // Try to get admin token: first PAT file, then OAuth client credentials
-    let pat_path = std::path::Path::new(&format!("{}/conf/directory/admin-pat.txt", get_stack_path()));
+    let stack = get_stack_path();
+    let pat_path = std::path::PathBuf::from(format!("{}/conf/directory/admin-pat.txt", stack));
     let admin_token = std::fs::read_to_string(pat_path)
         .map(|s| s.trim().to_string())
         .unwrap_or_default();

src/main_module/server.rs

@@ -522,7 +522,8 @@ pub async fn run_axum_server(
             .layer(cors)
             .layer(TraceLayer::new_for_http());
 
-    let cert_dir = std::path::Path::new(&format!("{}/conf/system/certificates", crate::core::shared::utils::get_stack_path()));
+    let stack = crate::core::shared::utils::get_stack_path();
+    let cert_dir = std::path::PathBuf::from(format!("{}/conf/system/certificates", stack));
     let cert_path = cert_dir.join("api/server.crt");
     let key_path = cert_dir.join("api/server.key");