Add md-footnote

crates/lib/md-dev/Cargo.toml

@@ -0,0 +1,15 @@
+# Clone of
+# https://github.com/markdown-it-rust/markdown-it-plugins.rs
+
+[package]
+name = "md-dev"
+version = "0.2.0"
+publish = false
+rust-version = { workspace = true }
+edition = { workspace = true }
+
+[lints]
+workspace = true
+
+[dependencies]
+prettydiff = { workspace = true }