configured base route and setup healthcheck endpoint

package-lock.json

@@ -11,6 +11,7 @@
       "dependencies": {
         "@nestjs/common": "^11.0.1",
         "@nestjs/core": "^11.0.1",
+        "@nestjs/mapped-types": "*",
         "@nestjs/platform-express": "^11.0.1",
         "reflect-metadata": "^0.2.2",
         "rxjs": "^7.8.1"
@@ -2195,6 +2196,26 @@
         }
       }
     },
+    "node_modules/@nestjs/mapped-types": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-2.1.0.tgz",
+      "integrity": "sha512-W+n+rM69XsFdwORF11UqJahn4J3xi4g/ZEOlJNL6KoW5ygWSmBB2p0S2BZ4FQeS/NDH72e6xIcu35SfJnE8bXw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "@nestjs/common": "^10.0.0 || ^11.0.0",
+        "class-transformer": "^0.4.0 || ^0.5.0",
+        "class-validator": "^0.13.0 || ^0.14.0",
+        "reflect-metadata": "^0.1.12 || ^0.2.0"
+      },
+      "peerDependenciesMeta": {
+        "class-transformer": {
+          "optional": true
+        },
+        "class-validator": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@nestjs/platform-express": {
       "version": "11.1.9",
       "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-11.1.9.tgz",