fix: custom backend and versions ux

src/pages/backends/config/index.ts

@@ -144,7 +144,7 @@ export const frameworks = [
 ];
 
 export const yamlTemplate = `# backend configuration template
-backend_name: my-backend
+backend_name: my-backend-custom
 description: this is my-backend
 default_version: v0.5.1
 health_check_path: /v1/models
@@ -152,11 +152,11 @@ default_backend_param:
   - --host
 default_run_command: myBackend serve {{model_path}} --port {{port}}
 version_configs:
-  v0.0.1-custom:
+  v0.0.1:
     image_name: lm/mybackend:latest
     run_command: myBackend serve {{model_path}} --port {{port}}
     custom_framework: cuda
-  v0.0.2-custom:
+  v0.0.2:
     image_name: lm/mybackend:test
     run_command:
     custom_framework:

src/pages/backends/config/schema/create.json

@@ -3,6 +3,7 @@
   "properties": {
     "backend_name": {
       "type": "string",
+      "pattern": "^-custom$",
       "description": "backend name",
       "severity": "error"
     },