feat: publish Gamertan Web Foundations preview source

Export the reviewed application-neutral package set through the exact public allowlist. Development history and private application evidence remain outside this canonical source root.

Developed with material AI assistance under maintainer review.

Signed-off-by: Cole Speelman <crspeelman@gmail.com>

scripts/verify.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: AGPL-3.0-only
+set -euo pipefail
+root=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
+cd "$root"
+./scripts/check-licenses.sh
+test -z "$(gofmt -l .)"
+go test ./...
+go test -race ./...
+go vet ./...
+build_dir=$(mktemp -d)
+trap 'rm -rf "$build_dir"' EXIT
+go build -trimpath -o "$build_dir/basic" ./starters/basic
+git diff --check