chore: bump version to 0.7.0

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: DevRohit06

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "discord-cli-agent"
-version = "0.6.4"
+version = "0.7.0"
 description = "Discord CLI for AI agents"
 readme = "README.md"
 license = "MIT"