URP CustomLighting

Shader "URP/CustomLighting"
{
    Properties
    {
        _BaseColor ("Base Color", Color) = (1, 1, 1, 1)
    }

    SubShader
    {
        Tags { "RenderType" = "Opaque" "RenderPipeline" = "UniversalPipeline" "UniversalMaterialType" = "SimpleLit" "IgnoreProjector" = "True" "ShaderModel" = "4.5" }
        LOD 300

        Pass
        {
            Tags { "LightMode" = "UniversalForward" }

            HLSLPROGRAM

            #pragma vertex vert
            #pragma fragment frag

            #pragma prefer_hlslcc gles
            #pragma exclude_renderers d3d11_9x
            #pragma target 2.0

            // -------------------------------------
            // Universal Pipeline keywords
            #pragma multi_compile _ _MAIN_LIGHT_SHADOWS
            #pragma multi_compile _ _MAIN_LIGHT_SHADOWS_CASCADE

            // -------------------------------------
            // Unity defined keywords
            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
            
            CBUFFER_START(UnityPerMaterial)
                float4 _BaseMap_ST;
                half4 _BaseColor;
            CBUFFER_END

            struct Attributes
            {
                float4 positionOS : POSITION;
                float2 uv : TEXCOORD0;
            };

            struct Varyings
            {
                float2 uv : TEXCOORD0;
                float3 positionWS : TEXCOORD1;
                float4 positionHCS : SV_POSITION;
            };

            TEXTURE2D(_BaseMap);
            SAMPLER(sampler_BaseMap);

            Varyings vert(Attributes IN)
            {
                Varyings OUT;
                VertexPositionInputs positionInputs = GetVertexPositionInputs(IN.positionOS.xyz);
                OUT.positionHCS = positionInputs.positionCS;
                OUT.positionWS = positionInputs.positionWS;
                OUT.uv = TRANSFORM_TEX(IN.uv, _BaseMap);
                return OUT;
            }

            half4 frag(Varyings IN) : SV_Target
            {
                half4 color = _BaseColor;
                return _BaseColor;
            }
            ENDHLSL

        }
        
        //Reduce duplicate code by using `UsePass`, this breaks srp batcher due to other shader's cbuffer are different then ours
        UsePass "Universal Render Pipeline/Simple Lit/ShadowCaster"
        UsePass "Universal Render Pipeline/Simple Lit/DepthOnly"
        UsePass "Universal Render Pipeline/Simple Lit/Meta"
        UsePass "Universal Render Pipeline/Simple Lit/Universal2D"
    }
    Fallback "Hidden/Universal Render Pipeline/FallbackError"
}