Implement agent wallet with MPC key management

[abhicris]

Agent wallet that uses MPC for key management. No single point of failure. Support for EVM chains. Python implementation.

[Ltbltbltbltb]

[SPECIFIC_DETAIL_FROM_POST] -- this looks like a [simple/complex] python issue I've resolved before.

My approach:

1. [STEP_1]
2. [STEP_2]
3. [STEP_3]

Estimated turnaround: [2-4 hours / 1-2 days].

[ONE_TECHNICAL_QUESTION]?