chore(mcp): add local MCP build helper script

scripts/build-local-mcp.sh

@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
+NODE_VERSION="${NODE_VERSION:-22}"
+
+log() {
+  printf '[build-local-mcp] %s\n' "$*"
+}
+
+fail() {
+  printf '[build-local-mcp] ERROR: %s\n' "$*" >&2
+  exit 1
+}
+
+load_nvm() {
+  if [[ -z "${NVM_DIR:-}" ]]; then
+    export NVM_DIR="${HOME}/.nvm"
+  fi
+
+  if [[ ! -s "${NVM_DIR}/nvm.sh" ]]; then
+    fail "nvm not found at ${NVM_DIR}/nvm.sh"
+  fi
+
+  # shellcheck source=/dev/null
+  . "${NVM_DIR}/nvm.sh"
+}
+
+ensure_pnpm() {
+  if command -v pnpm >/dev/null 2>&1; then
+    return
+  fi
+
+  if command -v corepack >/dev/null 2>&1; then
+    corepack enable >/dev/null 2>&1 || true
+  fi
+
+  if ! command -v pnpm >/dev/null 2>&1; then
+    fail "pnpm not found. Install pnpm >=10 (for example: npm i -g pnpm@10)"
+  fi
+}
+
+main() {
+  load_nvm
+  nvm use --silent "${NODE_VERSION}" >/dev/null || fail "Node ${NODE_VERSION} is not installed in nvm"
+
+  ensure_pnpm
+
+  cd "${REPO_ROOT}"
+
+  log "Repo: ${REPO_ROOT}"
+  log "Node: $(node -v)"
+  log "pnpm: $(pnpm -v)"
+
+  # Avoid interactive pnpm "approve-builds" warnings in local bootstrap.
+  pnpm install --ignore-scripts
+  pnpm --filter @zilliz/claude-context-core build
+  pnpm --filter @zilliz/claude-context-mcp build
+
+  local mcp_entry="${REPO_ROOT}/packages/mcp/dist/index.js"
+  [[ -f "${mcp_entry}" ]] || fail "build completed but ${mcp_entry} not found"
+
+  log "Done. Local MCP entrypoint: ${mcp_entry}"
+}
+
+main "$@"