core, directory: allow voice messages during member approval phase to allow audio captchas in groups that prohibit voice messages (#6624)

* rfcs: add member-support-voice rfc

* update based on the feedback

* implement RFC

* add new tests

* fix protocol tests and update plans

* restrict voice captcha exemption to host approval phase

* update agent_query_plans.txt

src/Simplex/Chat/Protocol.hs

@@ -77,12 +77,13 @@ import Simplex.Messaging.Version hiding (version)
 -- 14 - support sending and receiving group join rejection (2025-02-24)
 -- 15 - support specifying message scopes for group messages (2025-03-12)
 -- 16 - support short link data (2025-06-10)
+-- 17 - allow host voice messages during member approval regardless of group voice setting (2026-02-10)
 
 -- This should not be used directly in code, instead use `maxVersion chatVRange` from ChatConfig.
 -- This indirection is needed for backward/forward compatibility testing.
 -- Testing with real app versions is still needed, as tests use the current code with different version ranges, not the old code.
 currentChatVersion :: VersionChat
-currentChatVersion = VersionChat 16
+currentChatVersion = VersionChat 17
 
 -- This should not be used directly in code, instead use `chatVRange` from ChatConfig (see comment above)
 supportedChatVRange :: VersionRangeChat
@@ -145,6 +146,10 @@ groupKnockingVersion = VersionChat 15
 shortLinkDataVersion :: VersionChat
 shortLinkDataVersion = VersionChat 16
 
+-- support host voice messages during member approval regardless of group voice setting
+memberSupportVoiceVersion :: VersionChat
+memberSupportVoiceVersion = VersionChat 17
+
 agentToChatVersion :: VersionSMPA -> VersionChat
 agentToChatVersion v
   | v < pqdrSMPAgentVersion = initialChatVersion