Added Jest for testing both front and backend

__mocks__/console.js

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+// Mock for node-uuid
+global.console.warn = () => {};

__mocks__/ctx.js

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+const ctx = {
+  cache: {
+    set: () => {},
+  },
+};
+
+export default ctx;

__mocks__/fileMock.js

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+export default '';

__mocks__/styleMock.js

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+import idObj from 'identity-obj-proxy';
+export default idObj;

__mocks__/window.js

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+window.matchMedia = (data) => data;