shows warning dialog when exporting with metadata problems

Runs for #1642 ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2

• dab8367 ✔ Run #77778199921 12s on webkit ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 13 hours ago
• dab8367 ✔ Run #77778199885 10s on chromium ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 13 hours ago
• eea2af7 ✔ Run #77771338708 16s on webkit ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 14 hours ago
• eea2af7 ✔ Run #77771338648 10s on chromium ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 14 hours ago
• 57f4b8f ✔ Run #77748913900 16s on webkit ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 18 hours ago
• 57f4b8f ✔ Run #77748913866 10s on chromium ⬆️ Update dependency prettier-plugin-svelte to ^3.5.2 by renovate[bot] 18 hours ago