refactor: Refactor SDK core architecture and trading parameter system

- Refactor SolanaTrade main class structure with improved modular design
- Refactor trading parameter system: BuyParams/SellParams -> InternalBuyParams/InternalSellParams
- Remove deprecated PriorityFee and related utility functions
- Add SwqosSettings to replace legacy SwqosConfig
- Add comprehensive technical documentation:
  • Address Lookup Table usage guide (EN/CN)
  • Nonce Cache mechanism documentation (EN/CN)
  • Trading Parameters documentation (EN/CN)
- Refactor all example code to adapt to new API interfaces
- Optimize public API design and code comments
- Clean up redundant utility functions and type definitions

Impact: 43 files changed, 2013 insertions(+), 1735 deletions(-)

src/swqos/mod.rs

@@ -9,6 +9,7 @@ pub mod node1;
 pub mod flashblock;
 pub mod blockrazor;
 pub mod astralane;
+pub mod settings;
 
 use std::sync::Arc;
 
@@ -107,14 +108,23 @@ pub enum SwqosRegion {
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum SwqosConfig {
     Default(String),
+    /// Jito(uuid, region, custom_url)
     Jito(String, SwqosRegion, Option<String>),
+    /// NextBlock(api_token, region, custom_url)
     NextBlock(String, SwqosRegion, Option<String>),
+    /// Bloxroute(api_token, region, custom_url)
     Bloxroute(String, SwqosRegion, Option<String>),
+    /// Temporal(api_token, region, custom_url)
     Temporal(String, SwqosRegion, Option<String>),
+    /// ZeroSlot(api_token, region, custom_url)
     ZeroSlot(String, SwqosRegion, Option<String>),
+    /// Node1(api_token, region, custom_url)
     Node1(String, SwqosRegion, Option<String>),
+    /// FlashBlock(api_token, region, custom_url)
     FlashBlock(String, SwqosRegion, Option<String>),
+    /// BlockRazor(api_token, region, custom_url)
     BlockRazor(String, SwqosRegion, Option<String>),
+    /// Astralane(api_token, region, custom_url)
     Astralane(String, SwqosRegion, Option<String>),
 }