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/prime.go

@@ -21,8 +21,9 @@ var (
 )
 
 var primeCmd = &cobra.Command{
-	Use:   "prime",
-	Short: "Output AI-optimized workflow context",
+	Use:     "prime",
+	GroupID: "setup",
+	Short:   "Output AI-optimized workflow context",
 	Long: `Output essential Beads workflow context in AI-optimized markdown format.
 
 Automatically detects if MCP server is active and adapts output: