dx: add scripts/verify.sh local gate + sample pre-push hook

Author: hawkff

scripts/hooks/pre-push

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+# Sample pre-push hook. NOT auto-installed (git hooks live in .git/hooks, which is
+# not version-controlled). To use it:
+#   ln -s ../../scripts/hooks/pre-push .git/hooks/pre-push
+# It runs the local verification gate and blocks the push on failure.
+set -euo pipefail
+exec "$(git rev-parse --show-toplevel)/scripts/verify.sh"

scripts/verify.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# One-command local verification gate. Runs ONLY the JVM-safe checks allowed for
+# local runs (format, compile, unit tests). Never assembles an APK (that is
+# Namespace/Depot only). Always stops the Gradle daemon at the end.
+#
+# Optional pre-push hook install (manual, not auto-wired):
+#   ln -s ../../scripts/hooks/pre-push .git/hooks/pre-push
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+cleanup() { ./gradlew --stop >/dev/null 2>&1 || true; }
+trap cleanup EXIT
+
+echo ">> spotlessKotlinCheck"
+./gradlew spotlessKotlinCheck
+
+echo ">> compileOssDebugKotlin"
+./gradlew :app:compileOssDebugKotlin
+
+echo ">> testOssDebugUnitTest"
+./gradlew :app:testOssDebugUnitTest
+
+echo "OK: local verification passed."