feat(action): automatically update package-lock.json and npmDepsHash …

…on package.json changed

.github/workflows/udpate-nix-npm-dep.yml

@@ -0,0 +1,32 @@
+name: automatically update package-lock.json and npmDepsHash
+
+on:
+  push:
+    branches: ["master"]
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: check if package.json has changed
+        run: |
+          if ! git diff --name-only HEAD HEAD~ | grep package.json; then
+            exit 0
+          fi
+
+      - name: update package-lock.json and npmDepsHash
+        uses: cachix/install-nix-action@v27
+        uses: actions/setup-node@v4
+        run: ./update-nix-npm-dep.sh
+
+      - name: create github pr
+        uses: peter-evans/create-pull-request@v6
+        with:
+          token: ${{ secrets.ACTION_TOKEN }}
+          commit-message: bump package-lock.json and flake npmDepsHash
+          branch: auto-update/nix-npm
+          branch-suffix: short-commit-hash
+          delete-branch: true
+          title: '[Nix Npm Bump] Update package-lock.json and flake npmDepsHash'

update-nix-npm-dep.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+# script help to update package-lock.json and nix flake npmDepsHash
+npm i --package-lock-only
+sed -i "s|npmDepsHash = \".*\";|npmDepsHash = \"$(nix run nixpkgs#prefetch-npm-deps package-lock.json | tail -1)\";|" flake.nix