✨ feat: improve code documentation

src/config/parser.rs

@@ -22,6 +22,7 @@ static CONFIG_FILE_NAME: &str = "config.lua";
 /// * `logging` - It stores the option to whether enable or disable logs.
 /// * `debug` - It stores the option to whether enable or disable debug mode.
 /// * `upstream_search_engines` - It stores all the engine names that were enabled by the user.
+/// * `request_timeout` - It stores the time (secs) which controls the server request timeout.
 #[derive(Clone)]
 pub struct Config {
     pub port: u16,

src/engines/duckduckgo.rs

@@ -29,6 +29,7 @@ impl SearchEngine for DuckDuckGo {
     /// * `query` - Takes the user provided query to query to the upstream search engine with.
     /// * `page` - Takes an u32 as an argument.
     /// * `user_agent` - Takes a random user agent string as an argument.
+    /// * `request_timeout` - Takes a time (secs) as a value which controls the server request timeout.
     ///
     /// # Errors
     ///

src/engines/searx.rs

@@ -27,6 +27,7 @@ impl SearchEngine for Searx {
     /// * `query` - Takes the user provided query to query to the upstream search engine with.
     /// * `page` - Takes an u32 as an argument.
     /// * `user_agent` - Takes a random user agent string as an argument.
+    /// * `request_timeout` - Takes a time (secs) as a value which controls the server request timeout.
     ///
     /// # Errors
     ///

src/results/aggregator.rs

@@ -51,6 +51,7 @@ type FutureVec = Vec<JoinHandle<Result<HashMap<String, RawSearchResult>, Report<
 /// * `random_delay` - Accepts a boolean value to add a random delay before making the request.
 /// * `debug` - Accepts a boolean value to enable or disable debug mode option.
 /// * `upstream_search_engines` - Accepts a vector of search engine names which was selected by the
+/// * `request_timeout` - Accepts a time (secs) as a value which controls the server request timeout.
 /// user through the UI or the config file.
 ///
 /// # Error