Change to weekly updates

.github/workflows/appimage.yml

@@ -5,7 +5,7 @@ on:
     - '.github/workflows/appimage.yml'
     - 'python_appimage/**'
   schedule:
-    - cron: '0 3 * * *'
+    - cron: '0 3 * * 0'
 
 jobs:
   Build:

.github/workflows/delete-artifacts.yml

@@ -1,7 +1,7 @@
 name: Delete artifacts
 on:
   schedule:
-    - cron: '0 */6 * * *' # every 6 hours
+    - cron: '0 3 * * 0'
 
 jobs:
   delete-artifacts:

README.md

@@ -8,7 +8,7 @@ We provide relocatable Python runtimes as [AppImages][APPIMAGE]. These runtimes
 are extracted from [manylinux][MANYLINUX] Docker images. The corresponding
 images are available as GitHub [releases][RELEASES]. They are labeled according
 to [wheels][WHEEL] compatibility tags. Our Python AppImages are updated
-daily.
+weekly.
 
 Running Python from these [AppImages][APPIMAGE] is as simple as downloading a
 single file and changing its mode to executable, e.g.  as: