# NousResearch/hermes-agent · Windows MIME type bug for JS assets in dashboard

## Open now

- Nothing open on GitHub.

These issues and PRs concern a bug where the dashboard shows a blank page on native Windows because JavaScript bundles are served with the wrong MIME type (text/plain). The fixes involve explicitly forcing correct MIME types for .js/.mjs files in the built SPA assets.

## TL;DR

- 5 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 3 PR(s) closed without merging.
- A fix was merged to main in PR #133899. Verify it addresses your case.
- **Recommended:** read PR #133899 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-133899`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.40`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #28987: \[Bug\]: Dashboard blank page on native Windows because JS bundles are served as text/plain

## Prior & competing PRs

- **#133899: fix(dashboard): serve SPA assets with explicit MIME types**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`; implication `superseded`
  - files: `hermes_cli/web_asset_mime_types.py`, `hermes_cli/web_server_dashboard.py`, `tests/hermes_cli/test_web_server_asset_mime.py`
- **#28996: fix(dashboard): force JavaScript MIME on built SPA assets (#28987)**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`
- **#29131: fix: pin dashboard asset MIME types**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#28996`
- **#29254: fix(web): force .js/.mjs MIME types so Windows registry doesn't serve text/plain (#28987)**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#28996`

## Fix status

- Merged to main in PR #133899 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-10-06`.
- Subsystem: `dashboard`