Epic: Big Brain Time

[LHerskind]

This issue includes tasks from a mix of places, with the common theme that they require a bit more brainpower to handle. It is usually tasks like deciding the values of constants or designs.

Tasks

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1. feat: decide TIMELINESS_PROVING_IN_SLOTS #8018
   +0
2. feat: decide SLOT_DURATION #8019
   +0
3. feat: decide EPOCH_DURATION #8020
   +0
4. feat: decide TARGET_COMMITTEE_SIZE #8021
   +0
5. design: Publishing TxObjects #8025
   S-wontfix +1
   
6. design: Fully outline Pleistarchus #8130
   +0
   
7. design: Supporting forced inclusion #8131
   +0
   
8. design: Outline blob changes with context #8403
   +0
9. design: Based block production fallback #8404
   +0
   
10. chore: Set meaningful values for the gov configuration #9750
    +0