Merge pull request #83 from chrisbobbe/pr-chris-small-cleanups

Small cleanups: fix peer-dep warnings, yarn-deduplicate, use Flow's `exact_by_default`.

Less error messages? A win in my book!

.flowconfig

@@ -7,5 +7,6 @@
 [lints]
 
 [options]
+exact_by_default=true
 
 [strict]

frontend/Components/VaccineInfo.jsx

@@ -7,7 +7,7 @@ import { getAvailability } from '../Types/Hospital';
 import type { Hospital } from '../Types/Hospital';
 import type { VaccineType } from '../Types/VaccineType';
 
-export default function VaccineDataGrid(
+export default function VaccineInfo(
   props: { rows: Array<Hospital>, vaccineType: VaccineType },
 ): React.Node {
   const { rows, vaccineType } = props;

frontend/Components/VaccineInfo/Cards.jsx

@@ -18,7 +18,6 @@ export default function Cards(
         availability={getAvailability(hospital, vaccineType)}
         buttonText={buttonText}
         department={hospital.department}
-        hospitalId={hospital.hospitalId}
         location={hospital.location}
         name={hospital.name}
         phone={hospital.phone}

frontend/Types/Hospital.js

@@ -3,17 +3,17 @@ import type { Availability } from './Availability';
 import type { Location } from './Location';
 import type { VaccineType } from './VaccineType';
 
-export type Hospital = {|
+export type Hospital = {
     address: string,
     department: string,
     governmentPaidAvailability: Availability,
-    hospitalId: Number,
+    hospitalId: number,
     location: Location,
     name: string,
     phone: string,
     selfPaidAvailability: Availability,
     website: string,
-  |};
+  };
 
 export function getAvailability(hospital: Hospital, vaccineType: VaccineType): Availability {
   return vaccineType === 'SelfPaid'

package.json

@@ -4,6 +4,7 @@
   "license": "MIT",
   "devDependencies": {
     "@babel/code-frame": "^7.12.13",
+    "@babel/core": "^7.14.3",
     "@parcel/transformer-image": "2.0.0-beta.2",
     "@parcel/transformer-yaml": "2.0.0-beta.2",
     "babel-eslint": "^10.1.0",
@@ -17,7 +18,9 @@
     "flow-bin": "^0.149.0",
     "husky": "^6.0.0",
     "parcel": "^2.0.0-beta.2",
-    "sharp": "^0.28.1"
+    "postcss": "^8.3.0",
+    "sharp": "^0.28.1",
+    "yarn-deduplicate": "^3.1.0"
   },
   "scripts": {
     "backend": "parcel build ./frontend/index.html; cd backend; pipenv run python app.py --scrape",
@@ -31,6 +34,7 @@
     "prepare": "husky install"
   },
   "dependencies": {
+    "@types/react": "^17.0.7",
     "i18next": "^20.2.4",
     "i18next-browser-languagedetector": "^6.1.1",
     "react": "^17.0.2",