fix: resolve all clippy warnings — redundant closures, dead code, collapsible_if, needless borrow

crates/domain/src/models/social.rs

@@ -26,7 +26,7 @@ pub enum FollowState {
     Rejected,
 }
 impl FollowState {
-    pub fn from_str(s: &str) -> Self {
+    pub fn from_db_str(s: &str) -> Self {
         match s {
             "pending" => Self::Pending,
             "rejected" => Self::Rejected,