U/kkasp/tron 2240 delete pickles#1063

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KaspariK wants to merge 3 commits intomasterfrom

u/kkasp/TRON-2240-delete-pickles

Commits on Jun 25, 2025

Purge pickling pathways
KaspariK
committed

Commits on Jun 26, 2025

Modernize dynamodb/state store tests (use a newer version of moto that handles transactions for us + refactor tests)
KaspariK
committed

Commits on Jun 27, 2025

Remove read_json from statemanager. Fail fast on bad data when merging items on restore
KaspariK
committed