MP

Seems like in `cancel_unstake`, we can easily convert "the DOT amount stored in `Unlockings`" into sDOT amount, and directly add it to `matchingpool.total_stake_amount.free`. the steps are following: - 1. decrease...

## Option2: User rebond directly via XCM 1. In Era 1, Alice stake 50, Bob stake 50, matching result is bond 100 on relaychain 2. In Era 2, Alice stake...

Currently, `do_matching` will be called before relaychain update solution, however, `do_advance_era` will update the era once relaychain updates its era. what if users unstake after `do_matching` but before `do_advance_era`, this...

Maybe we can consider store 'MatchingLedger' in each period, so if unbond failed in current period, it won't affect next period. we can fix the failed period by governance

## Precondition Ledger Device: Nano S App Version: [v17.190.0](https://github.com/Zondax/ledger-parallel/releases/tag/v17.190.0) Parallel Parachain: [v190](https://github.com/parallel-finance/parallel/releases/tag/v1.9.0-1) Portal: https://app.parallel.fi/#/overview Endpoint: wss://rpc.parallel.fi ## Overview ### Relaychain Balance :x: Transfer to Parallel (Not supported because of Ledger...

## Issues: ### 1. decimal issue in crowdloan.contribute Decimal still shows in PARA, however it's in DOT, and decimal is 10 https://github.com/parallel-finance/parallel/issues/1824#issuecomment-1188703349 ### 2. connect issues https://github.com/parallel-finance/parallel/issues/1824#issuecomment-1184078873

## Test based on: https://github.com/Zondax/ledger-parallel/releases/tag/v17.191.0 ### DAO Fi - [x] streaming.create - [x] streaming.cancel - [x] streaming.withdraw

## Prepare: ### 1. Open Ledger Live desktop APP, turn on dev mode  ### 2. Install parallel app  ### 3.1 config setting (for Nano S) :white_check_mark: This is...

# Precondition Ledger Device: Nano S App Version: [v17.189.0](https://github.com/Zondax/ledger-parallel/releases/tag/v17.189.0) Parallel Parachain: [v189](https://github.com/parallel-finance/parallel/releases/tag/v1.8.9) Portal: https://polkadot.js.org/apps/?rpc=wss%3A%2F%2Frpc.parallel.fi#/extrinsics ## System - [x] Remark - [x] Remark with event ## Utility - [x] Batch -...

## Issues ### 1 can not connect by polkadot extension it's Nano S that can not connect, however Nano X can.  ### 2 test on Heiko network Not support...