This is a gatsby plugin to check performance budget against all pages after build.

#### Install

`npm install gatsby-performance-budget`

#### Configuration

create `budget.js` file at the root of your gatsby project and export the budget configuration as a module from it.

Example:

```
// budget.js

const budget = [
  {
    "resourceSizes": [
      {
        "resourceType": "script",
        "budget": 300
      },
      {
        "resourceType": "image",
        "budget": 100
      },
      {
        "resourceType": "third-party",
        "budget": 200
      },
      {
        "resourceType": "total",
        "budget": 1000
      }
    ]
  }
]

module.exports = budget
```

#### Run

`check-perf`