Show Entity task/note tabs (#1282)

* - show task tab
- tab bar

* - add notes tab

* - fixed unused style

* - add button
- fixed company edit note test

* - fixed merge & dropdown

* - added Tests
- refactored directory structure activities
- moved Task/Note Pages to corresponding modules
- fixed TabList

* lint

front/src/modules/activities/tasks/components/AddTaskButton.tsx

@@ -0,0 +1,34 @@
+import { useTheme } from '@emotion/react';
+
+import { useOpenCreateActivityDrawer } from '@/activities/hooks/useOpenCreateActivityDrawer';
+import { ActivityTargetableEntity } from '@/activities/types/ActivityTargetableEntity';
+import {
+  Button,
+  ButtonSize,
+  ButtonVariant,
+} from '@/ui/button/components/Button';
+import { IconPlus } from '@/ui/icon';
+import { ActivityType } from '~/generated/graphql';
+
+export function AddTaskButton({
+  entity,
+}: {
+  entity?: ActivityTargetableEntity;
+}) {
+  const theme = useTheme();
+  const openCreateActivity = useOpenCreateActivityDrawer();
+
+  if (!entity) {
+    return <></>;
+  }
+
+  return (
+    <Button
+      icon={<IconPlus size={theme.icon.size.md} />}
+      size={ButtonSize.Small}
+      variant={ButtonVariant.Secondary}
+      title="Add task"
+      onClick={() => openCreateActivity(ActivityType.Task, [entity])}
+    ></Button>
+  );
+}