feat: allow custom message to guest users. (#1441)

* feat: allow custom guest message.

* remove the messages_before_login condition.

* fix: lint

---------

Co-authored-by: Khattab, Sameh <[email protected]>
Co-authored-by: Nathan Sarrazin <[email protected]>

.env

@@ -132,6 +132,7 @@ PARQUET_EXPORT_SECRET=#DEPRECATED, use ADMIN_API_SECRET instead
 
 RATE_LIMIT= # /!\ Legacy definition of messages per minute. Use USAGE_LIMITS.messagesPerMinute instead
 MESSAGES_BEFORE_LOGIN=# how many messages a user can send in a conversation before having to login. set to 0 to force login right away
+PUBLIC_APP_GUEST_MESSAGE=# a message to the guest user. If not set, a default message will be used
 
 APP_BASE="" # base path of the app, e.g. /chat, left blank as default
 PUBLIC_APP_NAME=ChatUI # name used as title throughout the app

chart/env/prod.yaml

@@ -285,6 +285,7 @@ envVars:
   PUBLIC_APP_COLOR: "yellow"
   PUBLIC_APP_DESCRIPTION: "Making the community's best AI chat models available to everyone."
   PUBLIC_APP_DISCLAIMER_MESSAGE: "Disclaimer: AI is an area of active research with known problems such as biased generation and misinformation. Do not use this application for high-stakes decisions or advice."
+  PUBLIC_APP_GUEST_MESSAGE: "You have reached the guest message limit, Sign In with a free Hugging Face account to continue using HuggingChat."
   PUBLIC_APP_DATA_SHARING: 0
   PUBLIC_APP_DISCLAIMER: 1
   PUBLIC_PLAUSIBLE_SCRIPT_URL: "/js/script.js"

src/lib/components/LoginModal.svelte

@@ -23,9 +23,7 @@
 			{envPublic.PUBLIC_APP_DESCRIPTION}
 		</p>
 		<p class="text-balance rounded-xl border bg-white/80 p-2 text-base text-gray-800">
-			You have reached the guest message limit, <strong class="font-semibold"
-				>Sign In with a free Hugging Face account</strong
-			> to continue using HuggingChat.
+			{envPublic.PUBLIC_APP_GUEST_MESSAGE}
 		</p>
 
 		<form