alr-help: add page (#20848)

2026-08-28 20:11:19 +08:00 · 2026-01-24 09:00:54 -06:00
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+# alr help
+
+> Display help information for Alire (`alr`).
+> More information: <https://alire.ada.dev/docs/#first-steps>.
+
+- Display top-level help and list all available commands:
+
+`alr help`
+
+- Display help for a specific subcommand:
+
+`alr help {{subcommand}}`
+
+- Show the rules for how crate names and versions must be formatted:
+
+`alr help identifiers`