Add comments to Prisma Schema and GraphQL server (#162)

* Lowercase all relations in prisma/graphql schema

* Add Comments data model and graphql schema

* Make comments availalble on the api through resolvers and guard them

* Update front graphql schema

* Fix PR

server/src/api/@generated/comment-thread-target/comment-thread-target-create.input.ts

@@ -0,0 +1,30 @@
+import { Field } from '@nestjs/graphql';
+import { InputType } from '@nestjs/graphql';
+import { CommentableType } from '../prisma/commentable-type.enum';
+import { CommentThreadCreateNestedOneWithoutCommentThreadTargetsInput } from '../comment-thread/comment-thread-create-nested-one-without-comment-thread-targets.input';
+
+@InputType()
+export class CommentThreadTargetCreateInput {
+  @Field(() => String, { nullable: false })
+  id!: string;
+
+  @Field(() => Date, { nullable: true })
+  createdAt?: Date | string;
+
+  @Field(() => Date, { nullable: true })
+  updatedAt?: Date | string;
+
+  @Field(() => Date, { nullable: true })
+  deletedAt?: Date | string;
+
+  @Field(() => CommentableType, { nullable: false })
+  commentableType!: keyof typeof CommentableType;
+
+  @Field(() => String, { nullable: false })
+  commentableId!: string;
+
+  @Field(() => CommentThreadCreateNestedOneWithoutCommentThreadTargetsInput, {
+    nullable: false,
+  })
+  commentThread!: CommentThreadCreateNestedOneWithoutCommentThreadTargetsInput;
+}