feat: add gatsby image

package.json

@@ -10,12 +10,17 @@
     "emotion-theming": "^10.0.10",
     "firebase": "^5.9.0",
     "gatsby": "^2.4.3",
+    "gatsby-image": "^2.1.0",
     "gatsby-plugin-create-client-paths": "^2.0.5",
     "gatsby-plugin-emotion": "^4.0.6",
     "gatsby-plugin-manifest": "^2.1.1",
+    "gatsby-plugin-module-resolver": "^1.0.3",
     "gatsby-plugin-offline": "^2.1.0",
     "gatsby-plugin-prefetch-google-fonts": "^1.4.2",
     "gatsby-plugin-react-helmet": "^3.0.12",
+    "gatsby-plugin-sharp": "^2.0.37",
+    "gatsby-source-filesystem": "^2.0.36",
+    "gatsby-transformer-sharp": "^2.1.19",
     "react": "^16.8.4",
     "react-dom": "^16.8.4",
     "react-feather": "^1.1.6",