Add date editing for posts

blogdb/src/posts.rs

@@ -75,6 +75,19 @@ impl BlogDb {
             .await?;
         Ok(())
     }
+    /// Delete post by id
+    pub async fn set_post_date<S, T>(&self, id: S, date: T) -> anyhow::Result<()>
+    where
+        S: AsRef<str>,
+        T: AsRef<str>,
+    {
+        sqlx::query("UPDATE posts SET date=? WHERE id=?")
+            .bind(date.as_ref())
+            .bind(id.as_ref())
+            .execute(&self.db)
+            .await?;
+        Ok(())
+    }
 }
 
 #[cfg(test)]