Add unpotato image and update alt text to lowercase

content/2025-10-09-webwords-reaches-42-languages-the-ultimate-programming-kata.rst

@@ -37,7 +37,7 @@ To test any implementation, try searching for ``potato`` on `Remarkbox <https://
 Returns ``true`` because potato exists on Remarkbox.
 
 .. image:: /uploads/2025/10/potato.jpg
-   :alt: Potato
+   :alt: potato
    :align: center
    :width: 480px
 

content/2025-10-10-unpotato-webwords-btrfs-cleanup-docker-volumes.rst

@@ -9,11 +9,6 @@ unpotato webwords: cleaning up btrfs docker volumes after build-all
 
 So you ran ``make build-all`` on webwords and now your root filesystem is 100% full. BTRFS doesn't clean up Docker volumes the way you'd expect. Here's how to unpotato your system.
 
-.. image:: /uploads/2025/10/potato.jpg
-   :alt: Potato
-   :align: center
-   :width: 480px
-
 .. contents::
 
 the problem
@@ -100,6 +95,11 @@ If manual cleanup doesn't work, stop Docker and remove everything:
 
 This will delete all Docker data including images, containers, and volumes.
 
+.. image:: /uploads/2025/10/unpotato.jpg
+   :alt: unpotato
+   :align: center
+   :width: 480px
+
 verify cleanup
 ==============