feat(guardian): add guardian package - code quality analyzer

Add @puaros/guardian package v0.1.0 - code quality guardian for vibe coders and enterprise teams.

Features:
- Hardcode detection (magic numbers, magic strings)
- Circular dependency detection
- Naming convention enforcement (Clean Architecture)
- Architecture violation detection
- CLI tool with comprehensive reporting
- 159 tests with 80%+ coverage
- Smart suggestions for fixes
- Built for AI-assisted development

Built with Clean Architecture and DDD principles.
Works with Claude, GPT, Copilot, Cursor, and any AI coding assistant.

packages/guardian/examples/good-architecture/domain/value-objects/OrderId.ts

@@ -0,0 +1,35 @@
+import { ValueObject } from "../../../../src/domain/value-objects/ValueObject"
+import { v4 as uuidv4, validate as uuidValidate } from "uuid"
+
+interface OrderIdProps {
+    readonly value: string
+}
+
+/**
+ * OrderId Value Object
+ *
+ * Type safety: cannot mix with UserId
+ */
+export class OrderId extends ValueObject<OrderIdProps> {
+    private constructor(props: OrderIdProps) {
+        super(props)
+    }
+
+    public static create(id?: string): OrderId {
+        const value = id ?? uuidv4()
+
+        if (!uuidValidate(value)) {
+            throw new Error(`Invalid OrderId format: ${value}`)
+        }
+
+        return new OrderId({ value })
+    }
+
+    public get value(): string {
+        return this.props.value
+    }
+
+    public toString(): string {
+        return this.props.value
+    }
+}