Standalone chat protocol

Makefile

@@ -21,3 +21,6 @@ pull-protocols:
 		-m 'Merge latest changes from the syndicate-protocols repository' \
 		git@git.syndicate-lang.org:syndicate-lang/syndicate-protocols \
 		main
+
+chat.bin: chat.prs
+	preserves-schemac .:chat.prs > $@

chat.bin

@@ -0,0 +1 @@
+´³bundle·µ³chat„´³schema·³version‘³definitions·³Says´³rec´³lit³Says„´³tupleµ´³named³who´³atom³String„„´³named³what´³atom³String„„„„„³Present´³rec´³lit³Present„´³tupleµ´³named³username´³atom³String„„„„„„³embeddedType€„„„„

chat.prs

@@ -0,0 +1,4 @@
+version 1 .
+
+Present = <Present @username string>.
+Says = <Says @who string @what string>.

chat.py

@@ -4,7 +4,11 @@ import asyncio
 import random
 import syndicate
 from syndicate import patterns as P, actor, dataspace, turn
-from syndicate.schema import simpleChatProtocol, sturdy
+
+from syndicate.schema import sturdy
+
+from preserves.schema import load_schema_file
+simpleChatProtocol = load_schema_file('./chat.bin').chat
 
 parser = argparse.ArgumentParser(description='Simple dataspace-server-mediated text chat.',
                                  formatter_class=argparse.ArgumentDefaultsHelpFormatter)