cypress 4.6.0 on ci pipeline

[grrrisu]

Cypress was updated to 4.4.0. The tests pass locally, but hang when they run within the docker image cypress/included:4.40. The first line gets repeated over and over again.

see also:
https://docs.cypress.io/guides/guides/continuous-integration.html#Docker
https://docs.cypress.io/examples/examples/docker.html

browser_1  |
browser_1  | ====================================================================================================
browser_1  |
browser_1  |   (Run Starting)
browser_1  |
browser_1  |   ┌────────────────────────────────────────────────────────────────────────────────────────────────┐
browser_1  |   │ Cypress:    4.4.0                                                                              │
browser_1  |   │ Browser:    Chrome 80                                                                          │
browser_1  |   │ Specs:      1 found (page_spec.js)                                                             │
browser_1  |   └────────────────────────────────────────────────────────────────────────────────────────────────┘
browser_1  |
browser_1  |
browser_1  | ────────────────────────────────────────────────────────────────────────────────────────────────────
browser_1  |
browser_1  |   Running:  page_spec.js                                                                    (1 of 1)
browser_1  |
browser_1  |
browser_1  |   root page
app_1      | [info] GET /
app_1      | [debug] Processing with ThundermoonWeb.PageController.index/2
app_1      |   Parameters: %{}
app_1      |   Pipelines: [:public]
app_1      | [info] Sent 200 in 105ms
app_1      | [info] GET /
app_1      | [debug] Processing with ThundermoonWeb.PageController.index/2
app_1      |   Parameters: %{}
app_1      |   Pipelines: [:public]
app_1      | [info] Sent 200 in 1ms
app_1      | [info] GET /
app_1      | [debug] Processing with ThundermoonWeb.PageController.index/2
app_1      |   Parameters: %{}
app_1      |   Pipelines: [:public]
app_1      | [info] Sent 200 in 1ms
app_1      | [info] GET /
app_1      | [debug] Processing with ThundermoonWeb.PageController.index/2
app_1      |   Parameters: %{}
app_1      |   Pipelines: [:public]
app_1      | [info] Sent 200 in 1ms