Clean up meta.json files and update build-docs script

Removed unnecessary whitespace and the 'root' property from protocol meta.json files. Also removed the 'order' property from the root meta.json and updated the build-docs script to reflect these changes for consistency and clarity in documentation structure.

Author: hotlong

content/docs/references/auth/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Auth Protocol",
-  
   "pages": [
     "config",
     "identity",

content/docs/references/automation/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Automation Protocol",
-  
   "pages": [
     "flow",
     "webhook",

content/docs/references/data/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Data Protocol",
-  
   "pages": [
     "dataset",
     "field",

content/docs/references/driver/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Driver Protocol",
-  
   "pages": [
     "datasource",
     "driver",

content/docs/references/hub/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Hub Protocol",
-  
   "pages": [
     "composer",
     "license",

content/docs/references/kernel/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Kernel Protocol",
-  
   "pages": [
     "context",
     "logger",

content/docs/references/permission/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "Permission Protocol",
-  
   "pages": [
     "permission",
     "sharing",

content/docs/references/system/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "System Protocol",
-  
   "pages": [
     "audit",
     "events",

content/docs/references/ui/meta.json

@@ -1,6 +1,5 @@
 {
   "title": "UI Protocol",
-  
   "pages": [
     "action",
     "app",

packages/spec/scripts/build-docs.ts

@@ -168,7 +168,6 @@ Object.entries(CATEGORIES).forEach(([key, title]) => {
   // Create top-level meta.json for the protocol
   const meta: any = { 
     title,
-    root: true // Mark as root to display folders nicely
   };
 
   // Sort zod files alphabetically for consistent ordering
@@ -232,7 +231,7 @@ Object.keys(CATEGORIES).forEach(category => {
 // We want references to list categories in specific order
 const rootMetaProps = {
   label: "Protocol Reference",
-  order: 100,
+  root: true,
   pages: [
     "data",
     "ui",