Add JavaScript Snippets extension (zed-industries#3467)

# Zed JavaScript Snippets

A comprehensive collection of JavaScript snippets for [Zed
editor](https://zed.dev/), designed to accelerate JavaScript development
with intelligent autocomplete and placeholder support.

## ✨ Features

- **Complete ES6+ Coverage**: 150+ snippets covering modern JavaScript
features
- **Smart Placeholders**: Tab-navigable placeholders for efficient
coding
- **Async/Await Support**: Modern asynchronous programming patterns
- **Array Methods**: Complete coverage of map, filter, reduce, and more
- **Class Syntax**: ES6 classes with methods, getters, and setters
- **Module System**: Import/export statements for modern JavaScript

Co-authored-by: Marshall Bowers <[email protected]>

Author: 2 people

.gitmodules

@@ -1210,6 +1210,10 @@
 	path = extensions/java-eclipse-jdtls
 	url = https://github.com/ABckh/zed-java-language-support-jdtls
 
+[submodule "extensions/javascript-snippets"]
+	path = extensions/javascript-snippets
+	url = https://github.com/seekode/zed-js-snippets
+
 [submodule "extensions/jdl"]
 	path = extensions/jdl
 	url = https://github.com/alessandrobrunoh/zed-grammar-jdl

extensions.toml

@@ -1227,6 +1227,10 @@ version = "6.5.0"
 submodule = "extensions/java-eclipse-jdtls"
 version = "0.2.5"
 
+[javascript-snippets]
+submodule = "extensions/javascript-snippets"
+version = "0.1.0"
+
 [jdl]
 submodule = "extensions/jdl"
 version = "0.0.1"