feat: compute module

terraform/modules/network/main.tf

@@ -62,7 +62,7 @@ resource "google_compute_firewall" "allow_frontend_to_backend" {
         ports    = ["8000"]
     }
 
-    source_ranges = [var.frontend_cidr]
+    source_tags = ["frontend"]
     target_tags   = ["backend"]
 }
 
@@ -75,6 +75,6 @@ resource "google_compute_firewall" "allow_backend_to_database" {
         ports    = ["3306"]
     }
 
-    source_ranges = [var.backend_cidr]
+    source_tags = ["backend"]
     target_tags   = ["database"]
 }