add a note and change so that by default it uses preview toml file

builder/modal-builder/README.md

@@ -16,7 +16,6 @@ docker build -t bennykok/comfydeploy-builder:dev . && docker run --env-file .env
 ```
 
 ## Before Deploy to Fly.io
-there are 2 `toml` files one is for `preview` and the other is for `prod`
 ## Fly.io installation
 
 ### Mac/Liunx
@@ -43,6 +42,9 @@ fly secrets set MODAL_TOKEN_SECRET=
 
 ## To deploy
 
+We have 2 `toml` files one for `production` and the other for `staging`
+it will default to `staging` if you don't include the `-c` flag to choose your config file
+
 ```
 // model-builder/fly.toml
 app = <APP_NAME>

builder/modal-builder/fly.production.toml

@@ -1,10 +1,10 @@
-# fly.toml app configuration file generated for modal-builder-preview on 2024-01-25T09:26:31Z
+# fly.toml app configuration file generated for modal-builder on 2024-01-03T22:29:34+08:00
 #
 # See https://fly.io/docs/reference/configuration/ for information about how to use this file.
 #
 
-app = 'modal-builder-preview'
-primary_region = 'sea'
+app = "modal-builder"
+primary_region = "sea"
 
 [build]
 
@@ -14,9 +14,4 @@ primary_region = 'sea'
   auto_stop_machines = true
   auto_start_machines = true
   min_machines_running = 0
-  processes = ['app']
-
-[[vm]]
-  cpu_kind = 'shared'
-  cpus = 1
-  memory_mb = 1024
+  processes = ["app"]

builder/modal-builder/fly.toml

@@ -1,10 +1,10 @@
-# fly.toml app configuration file generated for modal-builder on 2024-01-03T22:29:34+08:00
+# fly.toml app configuration file generated for modal-builder-preview on 2024-01-25T09:26:31Z
 #
 # See https://fly.io/docs/reference/configuration/ for information about how to use this file.
 #
 
-app = "modal-builder"
-primary_region = "sea"
+app = 'modal-builder-preview'
+primary_region = 'sea'
 
 [build]
 
@@ -14,4 +14,9 @@ primary_region = "sea"
   auto_stop_machines = true
   auto_start_machines = true
   min_machines_running = 0
-  processes = ["app"]
+  processes = ['app']
+
+[[vm]]
+  cpu_kind = 'shared'
+  cpus = 1
+  memory_mb = 1024