SW-1009: Deploy LOFAR pipelines through gitlab CI/CD, migrating from Jenkins.

See merge request !1132

Resolve TMSS-2626

Closes TMSS-2626

See merge request !1147

TMSS-2661

Closes TMSS-2661

See merge request !1149

TMSS-2658: enable permission checks for websockets again, with logging, but...

Closes TMSS-2658

See merge request !1144

TMSS_992

Closes TMSS-992

See merge request !1148

TMSS-992: postponed create_feedback_for_observation_subtask_from_specifications for beamformed dataproducts. Made follow up ticket TMSS-2668

Only update specifications_doc in state defined/scheduling/scheduled, and feedback_doc in state-finishing

TMSS-2665

Closes TMSS-2665

See merge request !1146

TMSS-2665: check gaps of overlapping stations taking into account the used- available- and specified-stations

TMSS_2638: bug fix for the special case when there are no other observations in the gap

Closes TMSS-2638

See merge request !1145

TMSS_2638: fixed determine_unschedulable_reason_and_mark_unschedulable_if_needed for time.before and time.after constraints

TMSS-2647: Support duplicate subbands in the same SAP (for debugging, and holography)

Closes TMSS-2647

See merge request !1135

TMSS-2658: enable permission checks for websockets again, with logging, but for now keep sending to everyone.

TMSS_992: implemented methods and endpoints and client to create and process feedback for an observation subtask from the specification, and process it as feedback to push a stuck subtask to finished