fix: misc improvements and dependency updates

- Update nix vendorHash after fatih/color removal
- Bump version to 0.30.7
- Add GroupID to remaining commands for proper cobra grouping
- Apply semantic color rendering to list and stale commands
- Update pre-commit hook template

cmd/bd/linear.go

@@ -18,8 +18,9 @@ import (
 
 // linearCmd is the root command for Linear integration.
 var linearCmd = &cobra.Command{
-	Use:   "linear",
-	Short: "Linear integration commands",
+	Use:     "linear",
+	GroupID: "advanced",
+	Short:   "Linear integration commands",
 	Long: `Synchronize issues between beads and Linear.
 
 Configuration: