[atkmm/kjellahl/testci] CI: Add comments

[Kjell Ahlstedt <kjellahl src gnome org>]

commit b12cd9414a0fb1bb437c37f930d92cefdcf81e0e
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Wed Aug 25 10:45:13 2021 +0200

    CI: Add comments

 .gitlab-ci.yml | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 14be290..0d29609 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,16 +28,14 @@ variables:
     - export DEBIAN_FRONTEND=noninteractive
     - apt update && apt -y upgrade && apt -y install $DEPENDENCIES
 
+# Clear the cache manually.
 clear_cache:
   stage: deps
   when: manual
   script:
-    - ls -l
+    - echo Clearing the build-deps cache
   cache:
     key: build-deps
-    paths:
-      - libsigc/
-      - glibmm/
     policy: push
 
 build_deps:
@@ -127,6 +125,7 @@ release_clang_build:
       - _build/meson-logs/meson-log.txt
     expire_in: 1 week
 
+# Publish reference documentation at gnome.pages.gitlab.gnome.org/atkmm
 pages:
   stage: deploy
   needs: [release_gcc_build]