Cherry-pick migrations from server projects into main (#5395)

* Cherry-pick migrations from server projects into main

* Fix up project types and seed data

* fix tag test

apps/labrinth/migrations/20260207153522_version_components.sql

@@ -0,0 +1,8 @@
+ALTER TABLE versions
+ADD COLUMN components JSONB NOT NULL DEFAULT '{}';
+
+-- extra metadata for the `minecraft_java_server` version component
+CREATE TABLE minecraft_java_server_versions (
+    id          bigint PRIMARY KEY REFERENCES versions(id),
+    modpack_id  bigint REFERENCES versions(id)
+);