fix: add databaseUrlFromResource to deno

deno-client/mod.ts

@@ -123,3 +123,8 @@ async function _transformLeaf(v: any): Promise<any> {
         return v
     }
 }
+
+export async function databaseUrlFromResource(path: string): Promise<string> {
+    const resource = await getResource(path)
+    return `postgresql://${resource.user}:${resource.password}@${resource.host}:${resource.port}/${resource.database}?sslmode=${resource.sslmode}`
+}