* new shader linkage structure

* put all shaders under a feature gate
* remove sdf and raymarching stuff
* remove wgsly stuff

Author: schell

Diff for: .cargo/config.toml

@@ -0,0 +1,3 @@
+[build]
+rustflags = ["--cfg=web_sys_unstable_apis"]
+rustdocflags = ["--cfg=web_sys_unstable_apis"]

Diff for: .gitignore

@@ -7,7 +7,7 @@ shaders/shader-crate/target
 
 # Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
 # More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
+# Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
@@ -17,3 +17,4 @@ Cargo.lock
 test_output
 cmy_triangle_renderer.svg
 .aider*
+flamegraph.svg