Update database structure

src/constants.rs

@@ -266,6 +266,12 @@ pub mod accounts_info_policy {
 /// Url where Firebase push notifications can be sent
 pub const FIREBASE_PUSH_MESSAGE_URL: &str = "https://fcm.googleapis.com/v1/projects/{PROJECT_ID}/messages:send";
 
+/// Reports constants
+pub mod reports {
+    /// Maximum report comment length
+    pub const MAX_COMMENT_LENGTH: u32 = 500;
+}
+
 /// Admin-specific constants
 pub mod admin {
     #[derive(Copy, Clone, Eq, PartialEq)]