test: 508 tests, 79% line coverage - config eval happy path

- Full happy path test for ConfigurationEvaluationState
- Fix flaky integration tests
- Coverage stable at 79% lines

tests/integration/database/base_model.spec.ts

@@ -74,10 +74,11 @@ describe('BaseModel (integration)', () => {
   })
 
   it('find returns multiple documents', async () => {
-    const col = db.collection('test_base')
-    await col.insertMany([{ type: 'a' }, { type: 'a' }, { type: 'b' }])
-    const results = await col.find({ type: 'a' }).toArray()
+    const col = db.collection('test_find_multi')
+    await col.insertMany([{ t: 'a' }, { t: 'a' }, { t: 'b' }])
+    const results = await col.find({ t: 'a' }).toArray()
     expect(results).toHaveLength(2)
+    await col.drop()
   })
 
   it('countDocuments returns correct count', async () => {