Docs: fix release and command references

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Copilot-Session: 73897efc-ca9e-48b7-8b5a-50be0a930b09

.github/workflows/release.yml

@@ -1,5 +1,6 @@
-# Release pipeline: every push to `release` builds signed installers for every platform and
-# creates or updates the draft GitHub Release "LightCraft v<version>". See docs/releasing.md.
+# Release pipeline: every push to `release` builds platform artifacts (signed where credentials
+# are configured) and creates or updates the draft GitHub Release "LightCraft v<version>".
+# See docs/releasing.md.
 #
 # All jobs run in the `release` environment (restricted to the `release` branch), which holds
 # the signing secrets. Every secret is optional: missing ones produce unsigned artifacts and a