fix: bump peerclaw-agent to v0.7.0 for Sign API compatibility

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: gcmsg

go.mod

@@ -4,7 +4,7 @@ go 1.26
 
 require (
 	github.com/modelcontextprotocol/go-sdk v1.4.0
-	github.com/peerclaw/peerclaw-agent v0.4.1
+	github.com/peerclaw/peerclaw-agent v0.7.0
 	github.com/peerclaw/peerclaw-core v0.7.0
 	gopkg.in/yaml.v3 v3.0.1
 )

go.sum

@@ -47,8 +47,8 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/peerclaw/peerclaw-agent v0.4.1 h1:IaAKhj4KnDKW28CUbaUHH7cXtIoZTOmMlfgfTEteowY=
-github.com/peerclaw/peerclaw-agent v0.4.1/go.mod h1:jLXTgyuKsz94ANn0LaNZLR/gnAI4eCkOSVSw47OSDSU=
+github.com/peerclaw/peerclaw-agent v0.7.0 h1:qjO3eZO5n/CC1fo4NmPBVJUyPgfQvN4NFLu5kwydUE8=
+github.com/peerclaw/peerclaw-agent v0.7.0/go.mod h1:vbPrkK069WyKzFXMnMRQVIH11JYYt+olmWUtEWTV4oU=
 github.com/peerclaw/peerclaw-core v0.7.0 h1:x7Z4QWRExGv0Fcv2WnD45JTer/Fktsgpt8IAx5LRwLI=
 github.com/peerclaw/peerclaw-core v0.7.0/go.mod h1:nlxhZV5ClCDDAh11ubrTLFluae1fK7bLj3uyUk/Gc4A=
 github.com/pion/datachannel v1.5.10 h1:ly0Q26K1i6ZkGf42W7D4hQYR90pZwzFOjTq5AuCKk4o=