feat(web): complete product workflow implementation

web/protocol/blender-operator.ts

@@ -0,0 +1,36 @@
+export type BlenderOperatorPropertyType = "boolean" | "number" | "enum" | "string";
+
+export type BlenderOperatorPropertyValue = string | number | boolean;
+
+export interface BlenderOperatorEnumItem {
+  value: string;
+  label: string;
+}
+
+export interface BlenderOperatorPropertySpec {
+  name: string;
+  type: BlenderOperatorPropertyType;
+  required: boolean;
+  label?: string;
+  description?: string;
+  defaultValue?: BlenderOperatorPropertyValue;
+  min?: number;
+  max?: number;
+  enumItems?: BlenderOperatorEnumItem[];
+}
+
+export interface BlenderOperatorDescriptor {
+  id: string;
+  label: string;
+  description?: string;
+  family: string;
+  context: "scene" | "object" | "main";
+  backgroundSafe: true;
+  properties: BlenderOperatorPropertySpec[];
+}
+
+export interface BlenderOperatorInvocation {
+  operator: string;
+  properties?: Record<string, BlenderOperatorPropertyValue>;
+  baseRevision?: number;
+}