Add resource processing

[minhaaan]

warning: 'glur': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/minan/Desktop/temp/Glur/Sources/Glur/blur.metal
Building for debugging...
/Users/minan/Desktop/temp/Glur/Sources/Glur/GlurModifier.swift:19:41: error: type 'Bundle' has no member 'module'
17 |     @Environment(\.displayScale) var displayScale
18 |
19 |     let library = ShaderLibrary.bundle(.module)
   |                                         `- error: type 'Bundle' has no member 'module'
20 |
21 |     var blurX: Shader {

/Users/minan/Desktop/temp/Glur/Sources/Glur/GlurModifier.swift:22:37: error: cannot infer contextual base in reference to member 'float'
20 |
21 |     var blurX: Shader {
22 |         var shader = library.blurX(.float(radius),
   |                                     `- error: cannot infer contextual base in reference to member 'float'
23 |                                    .float(offset),
24 |                                    .float(interpolation),

/Users/minan/Desktop/temp/Glur/Sources/Glur/GlurModifier.swift:23:37: error: cannot infer contextual base in reference to member 'float'
21 |     var blurX: Shader {
22 |         var shader = library.blurX(.float(radius),
23 |                                    .float(offset),
   |                                     `- error: cannot infer contextual base in reference to member 'float'
24 |                                    .float(interpolation),
25 |                                    .float(Float(direction.rawValue)),

swift build command fails, so I added the resources process code. and created a Resources folder and put blur.metal in it