fix(context): deduplicate context files (#1279)

Author: GoodluckH

crates/q_cli/src/cli/chat/context.rs

@@ -403,6 +403,9 @@ impl ContextManager {
         self.collect_context_files(&self.profile_config.paths, &mut context_files, force)
             .await?;
 
+        context_files.sort_by(|a, b| a.0.cmp(&b.0));
+        context_files.dedup_by(|a, b| a.0 == b.0);
+
         Ok(context_files)
     }
 

crates/q_cli/src/cli/chat/mod.rs

@@ -1417,8 +1417,8 @@ where
                                 style::Print("\n🌍 global:\n"),
                                 style::SetAttribute(Attribute::Reset),
                             )?;
-                            let mut global_context_files = Vec::new();
-                            let mut profile_context_files = Vec::new();
+                            let mut global_context_files = HashSet::new();
+                            let mut profile_context_files = HashSet::new();
                             if context_manager.global_config.paths.is_empty() {
                                 execute!(
                                     self.output,