Vendor opencode source for docker build

opencode/packages/app/src/utils/same.ts

@@ -0,0 +1,6 @@
+export function same<T>(a: readonly T[] | undefined, b: readonly T[] | undefined) {
+  if (a === b) return true
+  if (!a || !b) return false
+  if (a.length !== b.length) return false
+  return a.every((x, i) => x === b[i])
+}