firebase.json

{
  "hosting": {
    "public": "public",
    "ignore": [
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ],
    "headers": [
      {
        "source": "**/*.@(eot|otf|ttf|ttc|woff|woff2|font)",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000, immutable"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          }
        ]
      },
      {
        "source": "**/*.@(jpg|jpeg|gif|png|ico|webp|svg|avif)",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          }
        ]
      },
      {
        "source": "**/*.ico",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000, immutable"
          },
          {
            "key": "Content-Type",
            "value": "image/x-icon"
          }
        ]
      },
      {
        "source": "**/*.js",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000, immutable"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          },
          {
            "key": "Content-Type",
            "value": "text/javascript; charset=utf-8"
          }
        ]
      },
      {
        "source": "**/*.css",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000, immutable"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          }
        ]
      },
      {
        "source": "**/manifest.webmanifest",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=604800"
          },
          {
            "key": "Content-Type",
            "value": "application/manifest+json; charset=utf-8"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          }
        ]
      }
    ]
  }
}