Lucas/t 231 timebox i can create a company at the same time im creating (#140)

This PR is a bit messy:

adding graphql schema
adding create company creation on company select on People page
some frontend refactoring to be continued

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Co-authored-by: Charles Bochet <charles@twenty.com>

server/src/api/graphql/index.ts

@@ -0,0 +1,23 @@
+import * as crudResolversImport from "./resolvers/crud/resolvers-crud.index";
+import * as relationResolversImport from "./resolvers/relations/resolvers.index";
+import { NonEmptyArray } from "type-graphql";
+
+export * from "./enums";
+export * from "./models";
+export * from "./resolvers/crud";
+
+export const crudResolvers = Object.values(crudResolversImport) as unknown as NonEmptyArray<Function>;
+
+export * from "./resolvers/relations";
+
+export const relationResolvers = Object.values(relationResolversImport) as unknown as NonEmptyArray<Function>;
+
+export * from "./resolvers/inputs";
+export * from "./resolvers/outputs";
+export * from "./enhance";
+export * from "./scalars";
+
+export const resolvers = [
+  ...crudResolvers,
+  ...relationResolvers,
+] as unknown as NonEmptyArray<Function>;