feat: Fulfillment module basic structure (#6319)

**What**
Scafold the fulfillment module basic structure

**Bonus**
Simplified module scaffolding with new factories and less directories to manage
- mikro orm connection loader factory
- initialize factory

FIXES CORE-1709
FIXES CORE-1710

.eslintrc.js

@@ -102,6 +102,7 @@ module.exports = {
           "./packages/types/tsconfig.json",
           "./packages/workflow-engine-redis/tsconfig.spec.json",
           "./packages/workflow-engine-inmemory/tsconfig.spec.json",
+          "./packages/fulfillment/tsconfig.spec.json",
         ],
       },
       rules: {