refactor: workspace secrets-core + secrets-mcp MCP SaaS

- Split library (db/crypto/service) and MCP/Web/OAuth binary
- Add deploy examples and CI/docs updates

Made-with: Cursor

scripts/release-check.sh

@@ -5,15 +5,15 @@ set -euo pipefail
 repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 cd "$repo_root"
 
-version="$(grep -m1 '^version' Cargo.toml | sed 's/.*"\(.*\)".*/\1/')"
-tag="secrets-${version}"
+version="$(grep -m1 '^version' crates/secrets-mcp/Cargo.toml | sed 's/.*"\(.*\)".*/\1/')"
+tag="secrets-mcp-${version}"
 
-echo "==> 当前版本: ${version}"
+echo "==> 当前 secrets-mcp 版本: ${version}"
 echo "==> 检查是否已存在 tag: ${tag}"
 
 if git rev-parse "refs/tags/${tag}" >/dev/null 2>&1; then
   echo "错误: 已存在 tag ${tag}"
-  echo "请先 bump Cargo.toml 中的 version，再执行 cargo build 同步 Cargo.lock。"
+  echo "请先 bump crates/secrets-mcp/Cargo.toml 中的 version，再执行 cargo build 同步 Cargo.lock。"
   exit 1
 fi