Add historyType and historyId to Appeal, update database schema, API, and email templates to include punishment details.

database/src/main/java/com/alttd/altitudeweb/setup/InitializeWebDb.java

@@ -107,6 +107,8 @@ public class InitializeWebDb {
                 CREATE TABLE IF NOT EXISTS appeals (
                     id UUID NOT NULL DEFAULT (UUID()) PRIMARY KEY,
                     uuid UUID NOT NULL,
+                    historyType VARCHAR(16) NOT NULL,
+                    historyId BIGINT UNSIGNED NOT NULL,
                     username VARCHAR(16) NOT NULL,
                     reason TEXT NOT NULL,
                     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,