chore(storefront): remove unused theme extension

Made-with: Cursor

extensions/juno-storefront-chat-widget/blocks/app-embed-block.liquid

@@ -1,24 +0,0 @@
-<div style="position: fixed; bottom: 16px; right: 16px; z-index: 2147483647;">
-  <iframe
-    title="JUNO Storefront Chat"
-    style="border: 0; width: 420px; height: 640px; max-width: calc(100vw - 32px); max-height: calc(100vh - 32px); border-radius: 16px; overflow: hidden;"
-    allow="clipboard-write; fullscreen"
-    src="{{ settings.widget_base_url | append: '/storefront-chat/widget?shop=' | append: shop.permanent_domain }}"
-  ></iframe>
-</div>
-
-{% schema %}
-{
-  "name": "JUNO Storefront Chat",
-  "target": "body",
-  "settings": [
-    {
-      "type": "url",
-      "id": "widget_base_url",
-      "label": "JUNO app base URL",
-      "default": "https://precontributive-tribally-dione.ngrok-free.dev"
-    }
-  ]
-}
-{% endschema %}
-

extensions/juno-storefront-chat-widget/package.json

@@ -1,7 +0,0 @@
-{
-  "name": "juno-storefront-chat-widget",
-  "version": "0.0.0",
-  "description": "JUNO Storefront Chat widget theme app extension",
-  "private": true
-}
-

extensions/juno-storefront-chat-widget/shopify.extension.toml

@@ -1,7 +0,0 @@
-api_version = "2024-07"
-
-[[extensions]]
-name = "JUNO Storefront Chat"
-handle = "juno-storefront-chat"
-type = "theme"
-