feat(krakenpro): add Kraken Pro EE connector

[flemzord]

Summary

• Add new Enterprise Edition connector krakenpro for Kraken Pro REST API
• Read-only capabilities: FetchAccounts, FetchBalances, FetchPayments
• HMAC-SHA512 authentication with configurable endpoint (UAT/prod support)
• All 16 Kraken ledger types mapped to PSPPayment types
• Asset normalization: X/Z prefix stripping, suffix handling (.S/.F/.B/.M/.T/.P), XBT→BTC
• Offset-based pagination with progressive LastSeenTime tracking
• Credential validation on Install via GetBalance API call
• Non-secret account reference derived from SHA256(APIKey)
• 73 unit tests (Ginkgo/gomock)

Files

• 18 new files in ee/plugins/krakenpro/ (connector + client + tests)
• 3 modified files: ee/plugins/list.go, enterprise_ce.go, OpenAPI spec
• Generated files: SDK models, docs, OpenAPI yaml

Test plan

• go build -tags ee ./... compiles
• go test -tags ee ./ee/plugins/krakenpro/... — 73 tests pass
• just pc — full pre-commit passes (tidy, generate, lint, openapi, compile)
• Manual validation with real Kraken Pro API keys
• Verify OpenAPI spec renders correctly

[coderabbitai]

Important

Review skipped

Draft detected.

Please check the settings in the CodeRabbit UI or the .coderabbit.yaml file in this repository. To trigger a single review, invoke the @coderabbitai review command.

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: e8f51246-879f-405c-9fb1-4676516af1e4

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

Use the checkbox below for a quick retry:

• 🔍 Trigger review

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch feat/connector/kraken

📝 Coding Plan

• Generate coding plan for human review comments

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}

[codecov]

Codecov Report

❌ Patch coverage is 66.97674% with 142 lines in your changes missing coverage. Please review.
✅ Project coverage is 63.13%. Comparing base (a1ef879) to head (f61ad6c).

Files with missing lines	Patch %	Lines
ee/plugins/krakenpro/client/client.go	27.50%	58 Missing ⚠️
ee/plugins/krakenpro/client/client_generated.go	0.00%	24 Missing ⚠️
ee/plugins/krakenpro/payments.go	84.80%	10 Missing and 9 partials ⚠️
ee/plugins/krakenpro/plugin.go	70.76%	16 Missing and 3 partials ⚠️
ee/plugins/krakenpro/balances.go	76.19%	6 Missing and 4 partials ⚠️
ee/plugins/krakenpro/accounts.go	86.20%	2 Missing and 2 partials ⚠️
ee/plugins/krakenpro/assets.go	82.60%	2 Missing and 2 partials ⚠️
ee/plugins/krakenpro/config.go	83.33%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #678      +/-   ##
==========================================
+ Coverage   63.09%   63.13%   +0.04%     
==========================================
  Files         832      841       +9     
  Lines       37635    38065     +430     
==========================================
+ Hits        23744    24032     +288     
- Misses      12316    12436     +120     
- Partials     1575     1597      +22     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.