Adds in Mantis features. Enabling automated downloading of Mantises into the internal database, browsing of them, and viewing of attachments (including .msg files).

Resolves #14

prisma/migrations/20250425200121_fix_database/migration.sql

@@ -0,0 +1,20 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `sender_id` on the `MantisComment` table. All the data in the column will be lost.
+  - You are about to drop the column `reporter_id` on the `MantisIssue` table. All the data in the column will be lost.
+
+*/
+-- DropForeignKey
+ALTER TABLE "MantisComment" DROP CONSTRAINT "MantisComment_sender_id_fkey";
+
+-- DropForeignKey
+ALTER TABLE "MantisIssue" DROP CONSTRAINT "MantisIssue_reporter_id_fkey";
+
+-- AlterTable
+ALTER TABLE "MantisComment" DROP COLUMN "sender_id",
+ADD COLUMN     "sender_username" TEXT;
+
+-- AlterTable
+ALTER TABLE "MantisIssue" DROP COLUMN "reporter_id",
+ADD COLUMN     "reporter_username" TEXT;