Remove edge runtime config from vercel.json

Deleted the 'functions' section specifying the edge runtime for api/[...path].js in vercel.json. This simplifies the configuration and may reflect a change in deployment strategy or function location.

vercel.json

@@ -1,9 +1,4 @@
 {
-	"functions": {
-		"api/[...path].js": {
-			"runtime": "edge"
-		}
-	},
 	"headers": [
 		{
 			"headers": [