docs: Update 4 files

TEMPLATES.md

@@ -671,10 +671,10 @@ echo "Installation of ${CONTAINER_NAME} complete"
 Dropshell includes a comprehensive template validation command that checks for common issues:
 
 ```bash
-dropshell validate <template-name>
+dropshell validate-template <template-name>
 ```
 
-Aliases: `ds lint`, `ds check-template`
+Aliases: `ds validate`, `ds lint`
 
 ### What Validate Checks
 
@@ -694,7 +694,7 @@ Aliases: `ds lint`, `ds check-template`
 ### Example Output
 
 ```
-$ ds validate my-template
+$ ds validate-template my-template
 
 === Structure Validation ===
   ✓ Template structure is valid
@@ -718,7 +718,7 @@ Validation Summary: Template 'my-template' has 2 warning(s)
 The `install` command automatically runs basic syntax checking (`bash -n`) on all template scripts before deploying. If any script has a syntax error, the install fails with a clear message:
 
 ```
-[ERR] Template shell scripts have syntax errors. Run 'ds validate my-template' for details.
+[ERR] Template shell scripts have syntax errors. Run 'ds validate-template my-template' for details.
 ```
 
 ### Suppressing Shellcheck Warnings