Fix clippy lints error

src/discord/commands/create_tag.rs

@@ -56,7 +56,7 @@ impl BotCommand for CreateTagCommand {
         database: Arc<DatabaseClient>,
     ) -> Result<(), CommandExecutionError> {
         // Extract tag_name parameter
-        let tag_name = match self.interaction.data.options.get(0) {
+        let tag_name = match self.interaction.data.options.first() {
             Some(a) => match &a.resolved {
                 Some(r) => match r {
                     CommandDataOptionValue::String(r_str) => Ok(r_str),

src/discord/commands/delete_tag.rs

@@ -55,7 +55,7 @@ impl BotCommand for DeleteTagCommand {
         context: Context,
         database: Arc<DatabaseClient>,
     ) -> Result<(), CommandExecutionError> {
-        let tag_name = match self.interaction.data.options.get(0) {
+        let tag_name = match self.interaction.data.options.first() {
             Some(a) => match &a.resolved {
                 Some(r) => match r {
                     CommandDataOptionValue::String(r_str) => Ok(r_str),

src/discord/message_builders/selector_builder.rs

@@ -64,10 +64,7 @@ impl<'a> EmbedSelector<'a> {
         selectable: Vec<String>,
         initial_selection: Option<HashSet<String>>,
     ) -> Self {
-        let selection = match initial_selection {
+        let selection = initial_selection.unwrap_or_default();
-            Some(r) => r,
-            None => HashSet::new(),
-        };
 
         let mut selector = EmbedSelector {
             interaction,