Move SEED_HEX to config parsing

chore:
* remove Settings entity
* move logic of obtaining Settings
* add aggregate config to obtain value from it to functions
* remove irrelevant line from Guide
* remove last redundant in cli

Author: ikripaka

.simplicity-dex.example/.simplicity-dex.config.toml

@@ -4,3 +4,4 @@ relays = [
     "wss://relay.damus.io",
     "wss://nostr.wine/",
 ]
+seed_hex = "your_hex_value"

Cargo.toml

@@ -37,8 +37,10 @@ simplicity-lang = { version = "0.6.0" }
 simplicityhl = { version = "0.2.0" }
 simplicityhl-core = { git = "https://github.com/BlockstreamResearch/simplicity-contracts.git", rev = "baa8ab7", package = "simplicityhl-core", features = ["encoding"] }
 sled = { version = "0.34.7" }
+tempfile = { version = "3.23.0" }
 thiserror = { version = "2.0.17" }
 tokio = { version = "1.48.0", features = ["macros", "test-util", "rt", "rt-multi-thread", "tracing" ] }
+toml = { version = "0.9.8" }
 tracing = { version = "0.1.41" }
 tracing-appender = { version = "0.2.3" }
 tracing-subscriber = { version = "0.3.19", features = ["env-filter"] }

Guide.md

@@ -1,7 +1,4 @@
-# Simplicity DEX — Developer Guide
-
-This short guide helps contributors understand, build, test and extend the project. It focuses on practical commands and
-the patterns used across crates (not exhaustive; follow Rust and crate docs for deeper dives).
+# Simplicity DEX - Guide
 
 ## Project layout
 
@@ -24,6 +21,7 @@ the patterns used across crates (not exhaustive; follow Rust and crate docs for
     - `mv ./target/release/simplicity-dex ./demo/simplicity-dex`
     - `cp ./.simplicity-dex.example/.simplicity-dex.config.toml ./demo/.simplicity-dex.config.toml`
     - `echo SEED_HEX=ffff0123456789abcdef0123456789abcdef0123456789abcdef0123456789ab > ./demo/.env`
+    - `cd /demo`
 3. Insert your valid nostr keypair into `.simplicity-dex.config.toml`
 
 ## Commands example execution
@@ -42,6 +40,8 @@ Maker and Taker responsible for taking such steps:
    * Early termination
 6) After `settlement-height` both maker and taker can use settlement exit to receive their tokens (collateral or settlement) depending on the settlement token price, which is signed with oracle.
 
+### Example
+
 1. Create your own contract with your values. For example can be taken
 
 * `taker-funding-start-time` 1764328373 (timestamp can be taken from https://www.epochconverter.com/)
@@ -79,9 +79,9 @@ Actual command in cli:
 ```bash
 ./simplicity-dex maker fund
   --filler-utxo <FILLER_TOKEN_UTXO>
-  --grant-coll-utxo <GRANTOR_COLLATERAL_TOKEN_UTXO>
-  --grant-settl-utxo <GRANTOR_SETTLEMENT_TOKEN_UTXO>
-  --settl-asset-utxo <SETTLEMENT_ASSET_UTXO>
+  --grantor-collateral-utxo <GRANTOR_COLLATERAL_TOKEN_UTXO>
+  --grantor-settlement-utxo <GRANTOR_SETTLEMENT_TOKEN_UTXO>
+  --settlement-asset-utxo <SETTLEMENT_ASSET_UTXO>
   --fee-utxo <FEE_UTXO>
   --taproot-pubkey-gen <DCD_TAPROOT_PUBKEY_GEN>
 ```

crates/dex-cli/Cargo.toml

@@ -37,3 +37,6 @@ thiserror = { workspace = true }
 tokio = { workspace = true }
 tracing = { workspace = true }
 
+[dev-dependencies]
+tempfile = { workspace = true}
+toml = { workspace = true }

crates/dex-cli/src/cli/maker.rs

@@ -39,13 +39,13 @@ pub enum MakerCommands {
         #[arg(long = "filler-utxo")]
         filler_token_utxo: OutPoint,
         /// UTXO containing Maker grantor collateral tokens to be locked or burned
-        #[arg(long = "grant-coll-utxo")]
+        #[arg(long = "grantor-collateral-utxo")]
         grantor_collateral_token_utxo: OutPoint,
         /// UTXO containing Maker grantor settlement tokens to be locked or burned
-        #[arg(long = "grant-settl-utxo")]
+        #[arg(long = "grantor-settlement-utxo")]
         grantor_settlement_token_utxo: OutPoint,
         /// UTXO providing the settlement asset (e.g. LBTC) for the DCD contract
-        #[arg(long = "settl-asset-utxo")]
+        #[arg(long = "settlement-asset-utxo")]
         settlement_asset_utxo: OutPoint,
         /// UTXO used to pay miner fees for the Maker funding transaction
         #[arg(long = "fee-utxo")]