db conn check

backend/Program.cs

@@ -33,6 +33,23 @@
 
 var app = builder.Build();
 
+using (var scope = app.Services.CreateScope())
+{
+    var services = scope.ServiceProvider;
+    var logger = services.GetRequiredService<ILogger<Program>>();
+    try
+    {
+        var context = services.GetRequiredService<ApplicationDbContext>();
+        context.Database.Migrate();
+        logger.LogInformation("Database connection established and migrated successfully.");
+    }
+    catch (Exception ex)
+    {
+        logger.LogError(ex, "An error occurred while connecting to the database.");
+        throw;
+    }
+}
+
 if (app.Environment.IsDevelopment())
 {
     app.UseSwagger();