Add mdbook-summary

This new crate will hold the Summary types and parsing support.

Cargo.lock

@@ -1333,6 +1333,10 @@ dependencies = [
  "mdbook-core",
 ]
 
+[[package]]
+name = "mdbook-summary"
+version = "0.5.0-alpha.1"
+
 [[package]]
 name = "memchr"
 version = "2.7.5"

Cargo.toml

@@ -24,6 +24,7 @@ rust-version = "1.85.0" # Keep in sync with installation.md and .github/workflow
 anyhow = "1.0.98"
 log = "0.4.27"
 mdbook-core = { path = "crates/mdbook-core" }
+mdbook-summary = { path = "crates/mdbook-summary" }
 pulldown-cmark = { version = "0.10.3", default-features = false, features = ["html"] } # Do not update, part of the public api.
 regex = "1.11.1"
 serde = { version = "1.0.219", features = ["derive"] }

crates/mdbook-summary/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "mdbook-summary"
+version = "0.5.0-alpha.1"
+description = "Summary parser for mdBook"
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+
+[dependencies]
+
+[lints]
+workspace = true