add lint-staged (#49)

.husky/pre-commit

@@ -1,2 +1 @@
-bunx prettier . --write
-bunx eslint_d $(git diff --name-only HEAD | grep -E '\.(*)$' | xargs)
+bunx lint-staged

package.json

@@ -51,6 +51,7 @@
 		"eslint-plugin-svelte": "^2.36.0",
 		"globals": "^15.0.0",
 		"husky": "^9.1.7",
+		"lint-staged": "^15.3.0",
 		"prettier": "^3.3.2",
 		"prettier-plugin-svelte": "^3.2.6",
 		"prettier-plugin-tailwindcss": "^0.6.5",
@@ -83,5 +84,12 @@
 		"tailwind-merge": "^2.5.5",
 		"twilio": "^5.4.0",
 		"zod": "^3.24.0"
+	},
+	"lint-staged": {
+		"*.{json,yml,yaml,css}": "prettier --write",
+		"*.{js,ts,svelte}": [
+			"prettier --write",
+			"eslint --fix"
+		]
 	}
 }