Feat: dockerize the project with Dockerfile and docker-compose

- Added Dockerfile for containerizing the app.
- Created docker-compose.yml for managing services.
- Updated connection strings for Docker compatibility.

launchSettings.json

@@ -0,0 +1,11 @@
+{
+  "profiles": {
+    "Docker Compose": {
+      "commandName": "DockerCompose",
+      "commandVersion": "1.0",
+      "serviceActions": {
+        "survey-beta": "StartDebugging"
+      }
+    }
+  }
+}