removed a single use variable

src/main.rs

@@ -87,14 +87,12 @@ fn show_post(title: String) -> Template {
     let title_splited: Vec<&str> = title.split('-').collect();
     let id = title_splited.last().unwrap().parse().unwrap();
 
-    let post = get_post(id);
+    match get_post(id) {
+        Ok(mut post) => {
+            let content = markdown_to_html(&post.content, &ComrakOptions::default());
+            post.content = content;
 
-    match post {
-        Ok(mut p) => {
-            let content = markdown_to_html(&p.content, &ComrakOptions::default());
-            p.content = content;
-
-            context.insert("post", &p);
+            context.insert("post", &post);
             Template::render("post", context)
         }
         Err(_e) => {