Upgrade Gatsby to latest major version

* Fix graphql-compose to version 9.0.4 due to [1]
* Some new settings are required for newer TypeScript version
* TypeScript 4.8 is incompatible with currently used msw version

[1]: gatsbyjs/gatsby#35212

.gitignore

@@ -1,4 +1,5 @@
-.cache
+.bin
+.cache*
 .DS_Store
 .netlify
 .*.swp

gatsby-node.js

@@ -359,6 +359,19 @@ const createLegalPages = async ({ actions, graphql }) => {
   )
 }
 
+exports.createSchemaCustomization = ({ actions }) => {
+  const { createTypes } = actions
+  createTypes(`
+    type SitePage implements Node {
+      context: SitePageContext
+    }
+    
+    type SitePageContext {
+      year: Int
+    }
+  `)
+}
+
 exports.createPages = args => {
   return Promise.all([
     createYearlyIndices(args),

jest.config.js

@@ -5,6 +5,12 @@ module.exports = {
   moduleNameMapper: {
     ".+\\.(css|styl|less|sass|scss)$": `identity-obj-proxy`,
     ".+\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$": `<rootDir>/__mocks__/file-mock.js`,
+    "^gatsby-page-utils/(.*)$": `gatsby-page-utils/dist/$1`, // Workaround for https://github.com/facebook/jest/issues/9771
+    "^gatsby-core-utils/(.*)$": `gatsby-core-utils/dist/$1`, // Workaround for https://github.com/facebook/jest/issues/9771
+    "^gatsby-plugin-utils/(.*)$": [
+      `gatsby-plugin-utils/dist/$1`,
+      `gatsby-plugin-utils/$1`,
+    ], // Workaround for https://github.com/facebook/jest/issues/9771
     "^gatsby$": `<rootDir>/.storybook/mocks/gatsby.js`,
     "^gatsby-original$": `gatsby`,
   },
@@ -16,4 +22,5 @@ module.exports = {
   setupFiles: [`<rootDir>/loadershim.js`],
   setupFilesAfterEnv: [`<rootDir>/jest-setup.ts`],
   testEnvironment: "jsdom",
+  roots: ["src"],
 }