minor: file upload on chat

src/dependencies.pug

@@ -11,7 +11,7 @@ if componentSet.has("autoLogin") || componentSet.has("registering")
   //- script(type="module" src="/lib/sib-auth/index.js" defer)
 
 if componentSet.has("chat") || componentSet.has("circles") || componentSet.has("projects")
-  script(type="module" src="https://cdn.skypack.dev/@startinblox/component-chat@4.1" defer)
+  script(type="module" src="https://cdn.skypack.dev/@startinblox/component-chat@4.2" defer)
   //- script(type="module" src="/lib/solid-xmpp-chat/dist/index.js" defer)
 
 if componentSet.has("dashboard")