Configure Dependabot (#12)

* chore(docs): add npm badge

* chore(ci): use exact versions

* chore(ci): configure dependabot

* fix(deps): upgrade braces

.github/dependabot.yml

@@ -0,0 +1,19 @@
+version: 2
+updates:
+  - package-ecosystem: "npm"
+    directory: "."
+    schedule:
+      interval: "daily"
+    versioning-strategy: increase
+    groups:
+      npm:
+        patterns:
+          - "*"
+  - package-ecosystem: "github-actions"
+    directory: ".github/workflows"
+    schedule:
+      interval: "daily"
+    groups:
+      gha:
+        patterns:
+          - "*"

.github/workflows/ci.yml

@@ -12,8 +12,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
-    - uses: volta-cli/action@v4
+    - uses: actions/checkout@v4.1.7
+    - uses: volta-cli/action@v4.1.1
     - run: node -v
     - run: npm -v
     - run: npm ci

README.md

@@ -1,5 +1,7 @@
 # base-volta-off-of-nwjs
 
+[![npm](https://img.shields.io/npm/v/base-volta-off-of-nwjs)](https://www.npmjs.com/package/base-volta-off-of-nwjs)
+
 Updates the Volta config in your `package.json` so your Node.js version will match the version of Node.js built in to NW.js.