Add SMO-SEPA-KiWIS Ruby gem

[Sebasmadridmx]

Summary

• Adds smo_sepa_kiwis (v0.1.2) to the Ruby Exchange Gems catalog
• Pure Ruby client for the SEPA Time Series KiWIS API
• Fetches rainfall stations, 15-minute timeseries, and values with CSV export, chunked fetching, and full inventory support

Gem details

• RubyGems: https://rubygems.org/gems/smo_sepa_kiwis
• Source: https://github.com/Sebasmadridmx/smo_sepa_kiwis
• License: MIT
• Dependencies: Zero runtime dependencies (pure Ruby stdlib: net/http, uri, json, csv, date, time)
• Tests: Minitest suite with recorded fixtures (no network access during tests)
• Security: No eval, no shell execution, no unsafe deserialization

Test plan

• Station listing, timeseries fetching, and values retrieval verified against live SEPA API
• Chunked fetching and CSV export tested
• Gem published and installable from RubyGems
• Error handling tested

🤖 Generated with Claude Code

[sonarqubecloud]

Quality Gate failed

Failed conditions
C Security Rating on New Code (required ≥ A)

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