Generate Markdown table of tools (#473)

tools/codegen/Cargo.toml

@@ -1,6 +1,7 @@
 [package]
 name = "install-action-internal-codegen"
 edition = "2021"
+default-run = "generate-manifest"
 
 [dependencies]
 anyhow = "1"
@@ -12,6 +13,7 @@ serde = "1"
 serde_derive = "1"
 serde_json = "1"
 sha2 = "0.10"
+spdx = "0.10"
 tar = "0.4"
 toml_edit = { version = "0.22", default-features = false, features = ["parse", "serde"] }
 # TODO: call curl command instead of using ureq?
@@ -19,3 +21,15 @@ ureq = { version = "2", features = ["json"] }
 
 [lints]
 workspace = true
+
+[[bin]]
+bench = false
+name = "generate-manifest"
+path = "src/main.rs"
+test = false
+
+[[bin]]
+bench = false
+name = "generate-tools-markdown"
+path = "src/tools-markdown.rs"
+test = false