Add HistoryModule

This contains the module, a service (which only returns mock data), a model and two DTOs for history entries.

Signed-off-by: David Mehren <git@herrmehren.de>

src/history/history.module.ts

@@ -0,0 +1,8 @@
+import { Module } from '@nestjs/common';
+import { HistoryService } from './history.service';
+
+@Module({
+  providers: [HistoryService],
+  exports: [HistoryService],
+})
+export class HistoryModule {}