fix issues

core/domain/media/MediaReference.test.ts

@@ -69,7 +69,7 @@ describe('MediaReference', () => {
       expect(() => {
         MediaReference.fromJSON({
           type: 'system-default',
-          variant: 'invalid' as any
+          variant: 'invalid' as unknown as 'avatar' | 'logo'
         });
       }).toThrow('Invalid variant');
     });
@@ -79,7 +79,7 @@ describe('MediaReference', () => {
         MediaReference.fromJSON({
           type: 'system-default',
           variant: 'avatar',
-          avatarVariant: 'invalid' as any
+          avatarVariant: 'invalid' as unknown as 'male' | 'female' | 'neutral'
         });
       }).toThrow();
     });
@@ -131,7 +131,7 @@ describe('MediaReference', () => {
       expect(() => {
         MediaReference.fromJSON({
           type: 'generated'
-        } as any);
+        } as unknown as Record<string, unknown>);
       }).toThrow('Generation request ID is required');
     });
 
@@ -167,7 +167,7 @@ describe('MediaReference', () => {
       expect(() => {
         MediaReference.fromJSON({
           type: 'uploaded'
-        } as any);
+        } as unknown as Record<string, unknown>);
       }).toThrow('Media ID is required');
     });
 
@@ -201,7 +201,7 @@ describe('MediaReference', () => {
         MediaReference.fromJSON({
           type: 'none',
           mediaId: 'should-not-exist'
-        } as any);
+        } as unknown as Record<string, unknown>);
       }).toThrow('None type should not have additional properties');
     });
   });
@@ -211,13 +211,13 @@ describe('MediaReference', () => {
       expect(() => {
         MediaReference.fromJSON({
           type: 'unknown'
-        } as any);
+        } as unknown as Record<string, unknown>);
       }).toThrow('Invalid type');
     });
 
     it('should reject missing type', () => {
       expect(() => {
-        MediaReference.fromJSON({} as any);
+        MediaReference.fromJSON({} as unknown as Record<string, unknown>);
       }).toThrow('Type is required');
     });
   });
@@ -250,7 +250,7 @@ describe('MediaReference', () => {
         variant: 'avatar',
         avatarVariant: 'neutral'
       };
-      const ref = MediaReference.fromJSON(json as unknown as Record<string, unknown>);
+      const ref = MediaReference.fromJSON(json as Record<string, unknown>);
 
       expect(ref.type).toBe('system-default');
       expect(ref.variant).toBe('avatar');
@@ -379,9 +379,9 @@ describe('MediaReference', () => {
     it('should not be equal to non-MediaReference', () => {
       const ref = MediaReference.createSystemDefault();
       
-      expect(ref.equals({} as any)).toBe(false);
-      expect(ref.equals(null as any)).toBe(false);
-      expect(ref.equals(undefined as any)).toBe(false);
+      expect(ref.equals({} as unknown as MediaReference)).toBe(false);
+      expect(ref.equals(null as unknown as MediaReference)).toBe(false);
+      expect(ref.equals(undefined as unknown as MediaReference)).toBe(false);
     });
   });
 
@@ -522,7 +522,7 @@ describe('MediaReference', () => {
     it('should handle JSON round-trip', () => {
       const original = MediaReference.createGenerated('req-999');
       const json = original.toJSON();
-      const restored = MediaReference.fromJSON(json as unknown as Record<string, unknown>);
+      const restored = MediaReference.fromJSON(json as Record<string, unknown>);
 
       expect(restored.equals(original)).toBe(true);
     });