Taskfile.yml: Add 'help' task for convenience

Suggested by @algen-al and @silkeh.

Signed-off-by: Rune Morling <[email protected]>

common/Taskfile.yml

@@ -15,6 +15,13 @@ vars:
     sh: if [ -f "{{ .USER_WORKING_DIR }}/package.yml" ]; then echo "pspec_x86_64.xml"; else echo "pspec.xml"; fi;
 
 tasks:
+  # Ensure people new to go-task and used to 'make help' have an easier time
+  help:
+    desc: Show how to list available tasks
+    cmds:
+      - |
+        echo "Use 'go-task -l/--list' to list available tasks."
+
   # Utility tasks, mainly for precondition checks
   package-file:
     internal: true