added new di with connection pool and rebuild of the database/cache services

libs/connection-factory/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": "./src",
+    "outDir": "./dist",
+    "composite": true
+  },
+  "include": ["src/**/*"],
+  "references": [
+    { "path": "../config" },
+    { "path": "../logger" },
+    { "path": "../mongodb-client" },
+    { "path": "../postgres-client" },
+    { "path": "../cache" }
+  ]
+}