feat: add ide-extension for better i18n handling

.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+  "recommendations": [
+    "inlang.vs-code-extension"
+  ]
+}

inlang.config.js

@@ -0,0 +1,22 @@
+/**
+ * @type { import("@inlang/core/config").DefineConfig }
+ */
+export async function defineConfig(env) {
+	const { default: i18nextPlugin } = await env.$import(
+		"https://cdn.jsdelivr.net/npm/@inlang/plugin-i18next@3.0.1/dist/index.js",
+	)
+
+	const { default: standardLintRules } = await env.$import(
+		"https://cdn.jsdelivr.net/npm/@inlang/plugin-standard-lint-rules@3/dist/index.js",
+	)
+
+	return {
+		referenceLanguage: "en",
+		plugins: [
+			i18nextPlugin({
+				pathPattern: "public/locales/{language}/translation.json",
+			}),
+			standardLintRules(),
+		],
+	}
+}