Wrote basic banning system

sql/create_database_structure.sql

@@ -208,4 +208,13 @@ CREATE TABLE IF NOT EXISTS badges (
 #	qualifyTime TIMESTAMP DEFAULT CURRENT_TIMESTAMP(),
 #
 #	CONSTRAINT FOREIGN KEY fk_accountId(accountId) REFERENCES accounts(id) ON UPDATE CASCADE ON DELETE CASCADE
-#);
+#);
+
+#banning system
+CREATE TABLE IF NOT EXISTS bannedEmails (
+	id INTEGER UNSIGNED AUTO_INCREMENT PRIMARY KEY UNIQUE,
+	td TIMESTAMP DEFAULT CURRENT_TIMESTAMP(),
+
+	email VARCHAR(320) UNIQUE,
+	reason VARCHAR(1000)
+);