Added default transaction categories.

src/main/resources/sql/schema.sql

@@ -173,3 +173,11 @@ CREATE TABLE account_history_item_balance_record (
         FOREIGN KEY (record_id) REFERENCES balance_record(id)
             ON UPDATE CASCADE ON DELETE CASCADE
 );
+
+/* DEFAULT ENTITIES */
+INSERT INTO transaction_category (name, color) VALUES
+    ('Food', '0dba0d'),
+    ('Travel', '3ec0f0'),
+    ('Utilities', '4137bf'),
+    ('Housing', 'e6cf3c'),
+    ('Entertainment', 'e01e1b');