Fixes from clippy

src/origin/git_proxy.rs

@@ -60,10 +60,10 @@ impl Proxy {
         &self,
         descr: &origin::Descr,
     ) -> Result<gix_hash::ObjectId, origin::SyncError> {
-        let (url, branch_name) = Self::deconstruct_descr(&descr);
+        let (url, branch_name) = Self::deconstruct_descr(descr);
 
         let refs_url =
-            Self::construct_url(&url, "/info/refs").or_unexpected_while("constructing refs url")?;
+            Self::construct_url(url, "/info/refs").or_unexpected_while("constructing refs url")?;
 
         // when fetching refs we assume that any issue indicates that the origin itself
         // (and therefore the URL) has some kind of issue.
@@ -103,10 +103,10 @@ impl Proxy {
         commit_hash: &gix_hash::ObjectId,
     ) -> Result<gix_hash::ObjectId, origin::SyncError> {
         let hex = commit_hash.to_string();
-        let (url, _) = Self::deconstruct_descr(&descr);
+        let (url, _) = Self::deconstruct_descr(descr);
 
         let commit_object_url = Self::construct_url(
-            &url,
+            url,
             format!("/objects/{}/{}", &hex[..2], &hex[2..]).as_str(),
         )
         .or_unexpected_while("constructing refs url")?;
@@ -152,7 +152,7 @@ impl origin::Store for Proxy {
 
             // perform the rest of the work within this closure, so we can be sure that the guard
             // lock is released no matter what.
-            let res: Result<(), origin::SyncError> = (|| async {
+            let res = async {
                 let commit_hash = self.get_tip_commit_hash(&descr).await?;
                 let current_tree = self.get_commit_tree(&descr, &commit_hash).await?;
                 self.state
@@ -160,7 +160,7 @@ impl origin::Store for Proxy {
                     .unwrap()
                     .insert(descr.clone(), DescrState { current_tree });
                 Ok(())
-            })()
+            }
             .await;
 
             self.sync_guard.lock().unwrap().remove(&descr);

src/service/gemini.rs

@@ -117,7 +117,7 @@ impl Service {
                 // redirect so that the path has '/' appended to it, which will cause the server to
                 // check index.gmi within the path on the new page load.
                 let mut path = path.into_owned();
-                path.push_str("/");
+                path.push('/');
                 return Ok(self.respond_conn(w, "30", path.as_str(), None).await?);
             }
             Err(GetFileError::Unexpected(e)) => return Err(e.into()),

src/service/http.rs

@@ -232,7 +232,7 @@ impl Service {
                 // redirect so that the path has '/' appended to it, which will cause the server to
                 // check index.html within the path on the new page load.
                 let mut path = path.into_owned();
-                path.push_str("/");
+                path.push('/');
                 self.render_redirect(
                     http::status::StatusCode::TEMPORARY_REDIRECT.into(),
                     path.as_str(),