gocoro refactor

[dfarr]

• Migrate to gocoro coroutine library
• Update DST and add porcupine for linearizability checking
• Upgrade to go v1.22

[codecov]

Codecov Report

Attention: Patch coverage is 71.59137% with 698 lines in your changes missing coverage. Please review.

Project coverage is 55.89%. Comparing base (54be415) to head (3ed4fe6).
Report is 3 commits behind head on main.

Files	Patch %	Lines
test/dst/validator.go	62.68%	61 Missing and 39 partials ⚠️
internal/app/coroutines/createSubscription.go	0.00%	72 Missing ⚠️
internal/app/coroutines/claimTask.go	0.00%	63 Missing ⚠️
cmd/dst/run.go	0.00%	51 Missing ⚠️
internal/app/coroutines/completeTask.go	0.00%	46 Missing ⚠️
internal/app/coroutines/readSubscriptions.go	0.00%	42 Missing ⚠️
internal/app/coroutines/createPromise.go	69.04%	36 Missing and 3 partials ⚠️
internal/app/coroutines/deleteSubscription.go	0.00%	31 Missing ⚠️
internal/app/coroutines/notifiySubscriptions.go	0.00%	30 Missing ⚠️
internal/app/subsystems/api/grpc/promise.go	85.64%	22 Missing and 8 partials ⚠️
... and 30 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #356      +/-   ##
==========================================
- Coverage   58.12%   55.89%   -2.23%     
==========================================
  Files         113      124      +11     
  Lines        9943    10596     +653     
==========================================
+ Hits         5779     5923     +144     
- Misses       3796     4198     +402     
- Partials      368      475     +107     

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