feat(110): statistics summary

Phase 110 complete:
- add Statistics -> Podsumowanie page
- add monthly order count and value charts per integration plus total
- use Chart.js with table fallback and 04-2026 default history start
- update PAUL and DOCS technical documentation
This commit is contained in:
2026-04-28 22:47:14 +02:00
parent 1156ce046c
commit 0b4ffb7146
21 changed files with 2454 additions and 26 deletions

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