[WEB-4098] feat: noindex/nofollow (#7088)

* feat: noindex/nofollow

- On login: nofollow
- On app pages: noindex, nofollow

https://app.plane.so/plane/browse/WEB-4098/

- https://nextjs.org/docs/app/api-reference/file-conventions/layout
- https://nextjs.org/docs/app/building-your-application/routing/route-groups#creating-multiple-root-layouts
- https://nextjs.org/docs/app/api-reference/functions/generate-metadata#link-relpreload

* chore: address PR feedback

web/app/[workspaceSlug]/(projects)/drafts/header.tsx

@@ -1,75 +0,0 @@
-"use client";
-
-import { useState } from "react";
-import { observer } from "mobx-react";
-import { PenSquare } from "lucide-react";
-import { EIssuesStoreType, EUserPermissions, EUserPermissionsLevel } from "@plane/constants";
-import { useTranslation } from "@plane/i18n";
-// ui
-import { Breadcrumbs, Button, Header } from "@plane/ui";
-// components
-import { BreadcrumbLink, CountChip } from "@/components/common";
-import { CreateUpdateIssueModal } from "@/components/issues";
-
-// hooks
-import { useProject, useUserPermissions, useWorkspaceDraftIssues } from "@/hooks/store";
-
-export const WorkspaceDraftHeader = observer(() => {
-  // state
-  const [isDraftIssueModalOpen, setIsDraftIssueModalOpen] = useState(false);
-  // store hooks
-  const { allowPermissions } = useUserPermissions();
-  const { paginationInfo } = useWorkspaceDraftIssues();
-  const { joinedProjectIds } = useProject();
-
-  const { t } = useTranslation();
-  // check if user is authorized to create draft work item
-  const isAuthorizedUser = allowPermissions(
-    [EUserPermissions.ADMIN, EUserPermissions.MEMBER],
-    EUserPermissionsLevel.WORKSPACE
-  );
-
-  return (
-    <>
-      <CreateUpdateIssueModal
-        isOpen={isDraftIssueModalOpen}
-        storeType={EIssuesStoreType.WORKSPACE_DRAFT}
-        onClose={() => setIsDraftIssueModalOpen(false)}
-        isDraft
-      />
-      <Header>
-        <Header.LeftItem>
-          <div className="flex items-center gap-2.5">
-            <Breadcrumbs>
-              <Breadcrumbs.BreadcrumbItem
-                type="text"
-                link={
-                  <BreadcrumbLink label={t("drafts")} icon={<PenSquare className="h-4 w-4 text-custom-text-300" />} />
-                }
-              />
-            </Breadcrumbs>
-            {paginationInfo?.total_count && paginationInfo?.total_count > 0 ? (
-              <CountChip count={paginationInfo?.total_count} />
-            ) : (
-              <></>
-            )}
-          </div>
-        </Header.LeftItem>
-
-        <Header.RightItem>
-          {joinedProjectIds && joinedProjectIds.length > 0 && (
-            <Button
-              variant="primary"
-              size="sm"
-              className="items-center gap-1"
-              onClick={() => setIsDraftIssueModalOpen(true)}
-              disabled={!isAuthorizedUser}
-            >
-              {t("workspace_draft_issues.draft_an_issue")}
-            </Button>
-          )}
-        </Header.RightItem>
-      </Header>
-    </>
-  );
-});