dex: integration debugging

[hdevalence]

Something's still wrong here, because we're doing pessimal routing:

cargo run --release --bin pcli -- -n http://localhost:8080 tx position order sell 200penumbra@1.3gm
cargo run --release --bin pcli -- -n http://localhost:8080 tx position order sell 20penumbra@1.2gm
cargo run --release --bin pcli -- -n http://localhost:8080 tx position order sell 10penumbra@1.1gm

cargo run --release --bin pcli -- -n http://localhost:8080 q dex liquidity-positions
 ID                                                                Trading Pair    State   Reserves  Trading Function
 plpid1drwgws98rry6xqcax9dtavfh3s4j7u6sr2mdd43qsm775ultm3pql8rleg  (gm, penumbra)  opened  (0, 10)   fee: 0bps, p/q: 1.100000, q/p: 0.909091
 plpid1rzrcq2rm6pgdtv2ffxfry92zaxek0z4vjwl423r3j5vduyz0mveq4k4yjm  (gm, penumbra)  opened  (0, 200)  fee: 0bps, p/q: 1.300000, q/p: 0.769231
 plpid1vzkrgpshpnchlfyvncpku6kzqvze2d8f4ydk0jjqlruy3z7tx4qstxr79j  (gm, penumbra)  opened  (0, 20)   fee: 0bps, p/q: 1.200000, q/p: 0.833333

     Running `target/release/pcli -n 'http://localhost:8080' tx swap 80gm --into penumbra`
2023-05-03T17:44:08.032733Z  INFO pcli::opt: using local view service path=/Users/hdevalence/Library/Application Support/zone.penumbra.pcli/pcli-view.sqlite
2023-05-03T17:44:08.062440Z  INFO penumbra_view::worker: starting client sync
Scanning blocks from last sync height 45 to latest height 45
[0s] ██████████████████████████████████████████████████       0/0       0/s ETA: 0s
building transaction...
finished proving in 1.991 seconds [3 actions, 2 proofs, 2361 bytes]
broadcasting transaction and awaiting confirmation...
transaction confirmed and detected: a1e1706e1f0720646e30c473e3862df8d5f090c2f33a6cb71e232f57fd0e2527
Swap submitted and batch confirmed!
You will receive outputs of 0ugm and 104penumbra. Claiming now...
building transaction...
finished proving in 0.001 seconds [1 actions, 0 proofs, 3162 bytes]
broadcasting transaction and awaiting confirmation...

But 104/80 = 1.3:

 ID                                                                Trading Pair    State   Reserves  Trading Function
 plpid1drwgws98rry6xqcax9dtavfh3s4j7u6sr2mdd43qsm775ultm3pql8rleg  (gm, penumbra)  opened  (0, 10)   fee: 0bps, p/q: 1.100000, q/p: 0.909091
 plpid1rzrcq2rm6pgdtv2ffxfry92zaxek0z4vjwl423r3j5vduyz0mveq4k4yjm  (gm, penumbra)  opened  (80, 96)  fee: 0bps, p/q: 1.300000, q/p: 0.769231
 plpid1vzkrgpshpnchlfyvncpku6kzqvze2d8f4ydk0jjqlruy3z7tx4qstxr79j  (gm, penumbra)  opened  (0, 20)   fee: 0bps, p/q: 1.200000, q/p: 0.833333

[hdevalence]

The p and q were swapped, causing the prices to be inverted from what the user intended.