Update Readme

-# Unity-Shader-Codes
-Just my shader practice lab
+# Unity-Shader-Practice Lab
+
+![front img](/front.png)
+
+Just my shader practicing lab
 
 ## Contain Shaders
 - (Manual) Lambert
@@ -8,4 +11,7 @@ Just my shader practice lab
 - Rim Light
 - Toon Ramp by Diffuse Wrapping
 - Standard Metallic
-- Standard Specular
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+- Standard Specular
+- Basic Refelection
+- Burnout Dissolve
+- Cloaking
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