migrates task to tasks-svc (#769)

* feat: add patient handlers registry

* protos: add task endpoints

* feat: getTasksByPatient

* feat: getTasksByPatientSortedByStatus

* feat: getAssignedTasks

* feat: getPatientByBed

* feat: getPatientsByWard

* feat: getPatientDetails

* feat: getPatientList

* modelling and protoing

* cleanup

* finetuning

* revive bed_id constraint

* remove unused params

* bed

* room

* ward

* task_template

* one more thing

* feat: add taskStatusUpdated event

* feat: add taskStatusUpdated to projection

* feat: add timestamp to metadata

* protos

* tidy

* test

* models

* back

* imports

* again

* fix: use right eventListener

* fix

* protos

* models and imports

* error

* add reasoning

* fix: assignedUser to nullUUID

* protos

* fix: alter tests

* models

* fix: add authz

* fix: compatability constraints

* fix: database schema

* formatting

* models

* protos

* Update proto/services/tasks_svc/v1/bed_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* Update proto/services/tasks_svc/v1/task_template_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* Update proto/services/tasks_svc/v1/ward_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* Update proto/services/tasks_svc/v1/ward_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* Update proto/services/tasks_svc/v1/ward_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* Update proto/services/tasks_svc/v1/task_template_svc.proto

Co-authored-by: Max Baumann <max@bmn.dev>

* protos

---------

Co-authored-by: Max Baumann <max@bmn.dev>