Merge remote-tracking branch 'namada/pos-integration' (#677) into main

* namada/pos-integration: (120 commits)
  [ci] wasm checksums update
  changelog: add #707
  remove comments to self
  convert to tm voting power in `update_epoch`
  client: replace voting power with bonded stake in queries, etc
  fix pos state machine test
  clean up naming of "validator total deltas" -> "validator deltas"
  fix client voting power query
  fix `TendermintValidator::power`
  clippy: suppress unused validation vars (may need later)
  fmt + cleanup after cherrypicking commits from #388
  more voting_power removal and accurate variable renaming
  keep voting_power as a possible client query
  change `validator_total_deltas` -> `validator_deltas`
  Update wasm tx_(un)bond with VotingPower removal
  refactor VotingPower out of PoS VP
  continue refactoring away VotingPower
  refactor out VotingPower(Delta) in pos crate, distinguish total and validator deltas
  [ci] wasm checksums update
  changelog: add #708
  remove `min_duration` from `ParametersConfig`
  remove `staked_ratio` and `pos_inflation_amount` from `ParametersConfig`
  update comments
  [ci] wasm checksums update
  fmt and includes
  updates to accommodate `tm_votes_per_token` relative to namnam
  Update rewards parameters and distribution
  update toml files with latest parameters and values
  fix arb_amount to max out at max tm voting power (fix wasm test bug)
  storage change: last inflation rate -> last inflation token amount
  fix: write all fields in Parameters storage in `init_storage`
  fix initial staked ratio parameter at genesis
  update rust_decimal version + fmt
  clean comments and toml files of basis points
  fix correct inner type of ValidationError::TotalVotingPowerTooLarge
  more decimal_mult function uses
  add fns to multiply Decimal and integer type, return truncated integer
  remove BasisPoints and change relevant parameters to Decimal type
  documentation updates + unused imports removal
  rename reward_rate -> inflation_rate for pos
  specify read or write intentions for parameters storage keys
  add target_staked_ratio to PoS params
  update max inflation rate in params (formerly max_staking_rewards_rate)
  rename `votes_per_token` to `tm_votes_per_token` since this will only be used to interface with tendermint
  add new parameters needed for rewards PD controller to the Parameters storage
  add max_staking_reward_rate to PosParams
  clarify+rename 'epoch_storage_key' as 'epoch_duration_storage_key'
  changelog: add #695
  [ci] wasm checksums update
  addressing 2nd round of review comments
  async tx to change validator commission rate
  changelog: add #582
  add vp validator to wasms
  fix: critical flaw in pos VP that was prematurely returning true
  add max commission rate info to validation and pos state machine test
  validator VP that checks source and signature for a commission rate change tx
  changes in response to review comments
  [ci] wasm checksums update
  fix pos state machine test
  add max change info to query of validator commission rate
  fix get of epoched commission rate before pipeline
  bug fix: consensus key validation error
  commission change wasm tx test: fix and update validation
  fix error convention
  wasm tx test for changing validator commission rate
  [ci] wasm checksums update
  governance: more refactor
  wasm: update checksums
  chore: rebuild wasm for test
  governance: more refactor
  queries/shell: refactor to single def
  queries/router: rm dbg prints
  queries: add more PoS queries and use them for gov
  RPC: add PoS is_validator and bond_amount queries
  shared: implement PosReadOnly for Storage
  governance: more refactor
  governance: more refactor
  governance: refactor with storage api
  fix: rename native token in e2e genesis file
  [ci] wasm checksums update
  [ci] wasm checksums update
  improve docs
  fix commission rate validation on validator initialization
  init validator: add commission rate required args for tests
  cleaning: incl fmt + clippy
  bug fix from splitting this PR off of #388
  include and update `rust_decimal`
  add missing commission rate-related instances
  commission rate: query + refactor validator change tx
  epoched commission rate and tx for validator to change their rate
  require commission rate input data for new validators
  introduce validator commission rate and changes
  changelog: #687
  remove staking rewards address from cli strings and docs strings
  wallet: remove validator rewards key
  client: remove staking rewards address from init-validator result
  remove staking reward address from genesis toml files
  remove staking reward address from all code
  changelog: #436
  [ci] wasm checksums update
  ...

.changelog/unreleased/features/582-native-token-param.md

@@ -0,0 +1,2 @@
+- Allow to set the native token via genesis configuration.
+  ([#582](https://github.com/anoma/namada/pull/582))

.changelog/unreleased/features/687-remove-staking-address.md

@@ -0,0 +1,2 @@
+- PoS: Removed staking reward addresses in preparation of auto-staked rewards
+  system. ([#687](https://github.com/anoma/namada/pull/687))

.changelog/unreleased/features/695-validator-commission-rates.md

@@ -0,0 +1,4 @@
+- Allow to set validator's commission rates and a limit on change of commission
+  rate per epoch. Commission rate can be changed via a transaction authorized
+  by the validator, but the limit is immutable value, set when the validator's
+  account is initialized. ([#695](https://github.com/anoma/namada/pull/695))

.changelog/unreleased/features/707-refactor-voting-powers.md

@@ -0,0 +1,5 @@
+- Optimize the PoS code to depend only on bonded stake, removing
+  the VotingPower(Delta) structs. This mitigates some previous
+  information loss in PoS calculations. Instead, the notion of
+  voting power is only relevant when communicating with Tendermint.
+  ([#707](https://github.com/anoma/namada/pull/707))

.changelog/unreleased/features/708-update-pos-params.md

@@ -0,0 +1,4 @@
+- Update the set of parameters in the PoS system according to the
+  latest spec and standardizes the use of the rust_decimal crate
+  for parameters and calculations that require fractional numbers.
+  ([#708](https://github.com/anoma/namada/pull/708))

.changelog/unreleased/improvements/436-remove-f64.md

@@ -0,0 +1,2 @@
+- Refactored token decimal formatting.
+  ([#436](https://github.com/anoma/namada/pull/436))

apps/Cargo.toml

@@ -142,6 +142,8 @@ tracing-subscriber = {version = "0.3.7", features = ["env-filter"]}
 websocket = "0.26.2"
 winapi = "0.3.9"
 bimap = {version = "0.6.2", features = ["serde"]}
+rust_decimal = "1.26.1"
+rust_decimal_macros = "1.26.1"
 
 [dev-dependencies]
 namada = {path = "../shared", features = ["testing", "wasm-runtime"]}

apps/src/bin/anoma-client/cli.rs

@@ -55,8 +55,11 @@ pub async fn main() -> Result<()> {
                 Sub::QueryBonds(QueryBonds(args)) => {
                     rpc::query_bonds(ctx, args).await;
                 }
-                Sub::QueryVotingPower(QueryVotingPower(args)) => {
-                    rpc::query_voting_power(ctx, args).await;
+                Sub::QueryBondedStake(QueryBondedStake(args)) => {
+                    rpc::query_bonded_stake(ctx, args).await;
+                }
+                Sub::QueryCommissionRate(QueryCommissionRate(args)) => {
+                    rpc::query_commission_rate(ctx, args).await;
                 }
                 Sub::QuerySlashes(QuerySlashes(args)) => {
                     rpc::query_slashes(ctx, args).await;