docs: add help text for CLI commands and descriptions

Add help text for global flags, commands, and subcommands in
help.txt. Add metadata descriptions for linter and metadata
commands.

1 files changed, 9 insertions, 1 deletions

diff --git a/mingling_cli/src/metadata/cmd_metadata.rs b/mingling_cli/src/metadata/cmd_metadata.rs
index 18241a2..3ee9f09 100644
--- a/mingling_cli/src/metadata/cmd_metadata.rs
+++ b/mingling_cli/src/metadata/cmd_metadata.rs
@@ -1,13 +1,21 @@
 use cargo_metadata::Metadata;
 use mingling::{
     LazyRes,
-    macros::{chain, dispatcher, pack},
+    macros::{chain, dispatcher, metadata, pack},
+    metadata::Description,
 };
 
 use crate::metadata::setup::ResMetadata;
 
 dispatcher!("metadata");
 
+#[metadata(EntryMetadata)]
+pub fn desc_metadata() -> Description {
+    "Check your workspace metadata using 'cargo metadata'"
+        .to_string()
+        .into()
+}
+
 pack!(ResultMetadata = ResMetadata);
 
 #[chain]