feat: package SSClash server mode for Docker

scripts/test.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+set -eu
+
+project_root=$(CDPATH='' cd -- "$(dirname -- "$0")/.." && pwd)
+cd "$project_root"
+
+unformatted=$(gofmt -l cmd internal)
+if [ -n "$unformatted" ]; then
+	echo "Go files require formatting:" >&2
+	echo "$unformatted" >&2
+	exit 1
+fi
+
+go test -race -coverprofile=coverage.out ./internal/...
+coverage=$(go tool cover -func=coverage.out | awk '/^total:/ { gsub(/%/, "", $3); print $3 }')
+awk -v coverage="$coverage" 'BEGIN { if (coverage + 0 < 65) exit 1 }' || {
+	echo "unit test coverage ${coverage}% is below required 65%" >&2
+	exit 1
+}
+echo "unit test coverage: ${coverage}%"
+
+go test ./...
+
+if command -v docker >/dev/null 2>&1; then
+	docker compose config --quiet
+fi