refactor: Rename docusaurus command to docs

- Change command name from 'docusaurus' to 'docs'
- Update path handling for empty Docusaurus paths
- Adjust example usage in documentation

lib/core/herocmds/docusaurus.v

@@ -9,7 +9,7 @@ import cli { Command, Flag }
 
 pub fn cmd_docusaurus(mut cmdroot Command) Command {
 	mut cmd_run := Command{
-		name:          'docusaurus'
+		name:          'docs'
 		description:   'Generate, build, run docusaurus sites.'
 		required_args: 0
 		execute:       cmd_docusaurus_execute

lib/data/doctree/collection/data/process_link.v

@@ -39,12 +39,24 @@ pub fn (page Page) process_links(paths map[string]string) ![]string {
 
 			// Try to get Docusaurus-specific path from Redis
 			if docusaurus_path := redis.hget('doctree_docusaurus_paths', ptr.str()) {
-				// Use Docusaurus path (already without .md extension)
-				// Ensure it starts with / for absolute path
-				if docusaurus_path.starts_with('/') {
-					path = docusaurus_path
+				// Only use the Docusaurus path if it's not empty
+				if docusaurus_path.trim_space() != '' {
+					// Use Docusaurus path (already without .md extension)
+					// Ensure it starts with / for absolute path
+					if docusaurus_path.starts_with('/') {
+						path = docusaurus_path
+					} else {
+						path = '/' + docusaurus_path
+					}
 				} else {
-					path = '/' + docusaurus_path
+					// Empty Docusaurus path, fall back to default behavior
+					// Fall back to default behavior: relative paths with .md
+					if ptr.collection == page.collection_name {
+						// same directory
+						path = './' + path.all_after_first('/')
+					} else {
+						path = '../${path}'
+					}
 				}
 			} else {
 				// Fall back to default behavior: relative paths with .md

lib/web/docusaurus/README.md

@@ -15,16 +15,15 @@ For quick setup and development, use the hero command:
 
 ```bash
 # Start development server
-hero docusaurus -d -path /path/to/your/site
+hero docs -d -path /path/to/your/site
 
 # Build for production
-hero docusaurus -b -path /path/to/your/site
+hero docs -b -path /path/to/your/site
 
 # Build and publish
-hero docusaurus -bp -path /path/to/your/site
+hero docs -bp -path /path/to/your/site
 ```
 
-
 ### Example HeroScript
 
 ```heroscript