fix: bump peerclaw-core to v0.7.0 for Sign API change

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

Author: gcmsg

go.mod

@@ -5,7 +5,7 @@ go 1.26
 require (
 	github.com/modelcontextprotocol/go-sdk v1.4.0
 	github.com/peerclaw/peerclaw-agent v0.4.1
-	github.com/peerclaw/peerclaw-core v0.6.1
+	github.com/peerclaw/peerclaw-core v0.7.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 

go.sum

@@ -47,14 +47,10 @@ 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 v0.4.0 h1:Th7Md2rrRN6IkgTvUt09p0TZDhbo30rhOwll/LoX9Mo=
-github.com/peerclaw/peerclaw-agent v0.4.0/go.mod h1:jLXTgyuKsz94ANn0LaNZLR/gnAI4eCkOSVSw47OSDSU=
 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-core v0.6.0 h1:2Ng1dRgKo+Kg1/R9ybAWrIxX/Otc3veemQe39hEKJy0=
-github.com/peerclaw/peerclaw-core v0.6.0/go.mod h1:nlxhZV5ClCDDAh11ubrTLFluae1fK7bLj3uyUk/Gc4A=
-github.com/peerclaw/peerclaw-core v0.6.1 h1:xacM1gXa0ypFC31nNCvqY+9dr2s4xxQb/mWhybMIgP8=
-github.com/peerclaw/peerclaw-core v0.6.1/go.mod h1:nlxhZV5ClCDDAh11ubrTLFluae1fK7bLj3uyUk/Gc4A=
+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=
 github.com/pion/datachannel v1.5.10/go.mod h1:p/jJfC9arb29W7WrxyKbepTU20CFgyx5oLo8Rs4Py/M=
 github.com/pion/dtls/v3 v3.0.6 h1:7Hkd8WhAJNbRgq9RgdNh1aaWlZlGpYTzdqjy9x9sK2E=