test: add missing implementation-plan test targets

tests/binary_test/verify_data_shape.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+rule_file="$1"
+build_file="$2"
+
+grep -Eq 'files = \[bun_bin, entry_point\] \+ ctx\.files\.data' "${rule_file}"
+grep -Eq 'name = "hello_js_with_data_bin"' "${build_file}"
+grep -Eq 'data = \["payload\.txt"\]' "${build_file}"