feat(combat): add the Slice 0.6 action and event-type enum members

apps/api/src/combat/combat.controller.spec.ts

@@ -80,7 +80,7 @@ describe('CombatController', () => {
   it('rejects an unknown action value', async () => {
     await request(app.getHttpServer())
       .post('/api/combats/combat-1/actions')
-      .send({ action: 'HEAVY_STRIKE' })
+      .send({ action: 'FLEE' })
       .expect(400);
 
     expect(performAction).not.toHaveBeenCalled();