Update copy and add README.md documentation

Author: feeeei

README.md

@@ -0,0 +1,69 @@
+# Binance CLI
+A command-line tool for Binance API developed based on the Go language, supporting various trading functions such as spot, futures, and portfolio margin.
+
+## Installation and Configuration
+
+### Installation
+// TODO 
+
+### Environment variables
+Before using, you need to set the Binance API key:
+```shell
+export API_KEY="your_api_key"
+export API_SECRET="your_api_secret"
+```
+
+## Usage
+All commands are to be used in the following format:
+```
+./binance-cli [Module] [Subcommand] [Arguments]
+```
+
+### Spot Module
+Exec: `./binance-cli spot [Subcommand] [Arguments]`
+```shell
+Available Commands:
+  account     Show account info
+  asset       Show account assets
+  dividend    Get dividend information
+  order       Support create, cancel, list orders
+```
+
+### Futures Module
+Exec: `./binance-cli futures [Subcommand] [Arguments]`
+```shell
+Available Commands:
+  account           Show account balances & account config
+  commission-rate   Show commission rate
+  fee               BNB payment fee
+  income            Query income history
+  multi-assets-mode Show and set multi-assets mode
+  order             Support create, cancel, list futures orders
+  position          Show positions & show position risk & set position margin & change position side
+  symbol            Symbol config(leverage & margin type)
+  trade             Get trades for a specific account and symbol.
+```
+### Portfolio
+#### Portfolio USDⓈ-Margined Futures
+Exec: `./binance-cli portfolio um [Subcommand] [Arguments]`
+```shell
+Available Commands:
+  commission-rate Get User Commission Rate for UM
+  fee             BNB payment fee
+  income          Get UM Income History
+  order           Support create, cancel, list um orders
+  position        Show positions & show position risk & change position side
+  symbol          Symbol config
+```
+
+#### Portfolio Margin Trading
+Exec: `./binance-cli portfolio margin [Subcommand] [Arguments]`
+```shell
+Available Commands:
+  interest-history Interest history
+  loan             Loan
+  order            Support create, cancel, list margin orders
+```
+
+## License
+UnipayFI/binance-cli is released under the [MIT License](https://opensource.org/licenses/MIT).

cmd/futures.go

@@ -7,7 +7,7 @@ import (
 
 var futuresCmd = &cobra.Command{
 	Use:   "futures",
-	Short: "futures",
+	Short: "Futures",
 }
 
 func init() {

cmd/futures/account.go

@@ -13,12 +13,12 @@ import (
 var (
 	accountCmd = &cobra.Command{
 		Use:   "account",
-		Short: "show account balances & account config",
+		Short: "Show account balances & account config",
 	}
 
 	balancesCmd = &cobra.Command{
 		Use:   "balances",
-		Short: "show account balances",
+		Short: "Show account balances",
 		Long: `Get current account's balances.
 
 Docs Link: https://developers.binance.com/docs/derivatives/usds-margined-futures/account/rest-api/Futures-Account-Balance-V3`,
@@ -27,7 +27,7 @@ Docs Link: https://developers.binance.com/docs/derivatives/usds-margined-futures
 
 	accountConfigCmd = &cobra.Command{
 		Use:   "config",
-		Short: "show account config",
+		Short: "Show account config",
 		Long: `Query account configuration.
 
 Docs Link: https://developers.binance.com/docs/derivatives/usds-margined-futures/account/rest-api/Account-Config`,

cmd/futures/commission_rate.go

@@ -14,7 +14,7 @@ var (
 	commissionRateCmd = &cobra.Command{
 		Use:     "commission-rate",
 		Aliases: []string{"cr"},
-		Short:   "show commission rate",
+		Short:   "Show commission rate",
 		Long: `Get User Commission Rate.
 
 Docs Link: https://developers.binance.com/docs/derivatives/usds-margined-futures/account/rest-api/User-Commission-Rate`,

cmd/futures/positions.go

@@ -14,7 +14,7 @@ import (
 var (
 	positionCmd = &cobra.Command{
 		Use:   "position",
-		Short: "show positions & show position risk & set position margin & change position side",
+		Short: "Show positions & show position risk & set position margin & change position side",
 	}
 
 	positionListCmd = &cobra.Command{

cmd/futures/symbol.go

@@ -15,7 +15,7 @@ import (
 var (
 	symbolConfigCmd = &cobra.Command{
 		Use:   "symbol",
-		Short: "symbol config(leverage & margin type)",
+		Short: "Symbol config(leverage & margin type)",
 	}
 
 	showSymbolConfigCmd = &cobra.Command{

cmd/portfolio.go

@@ -8,7 +8,7 @@ import (
 var (
 	portfolioCmd = &cobra.Command{
 		Use:   "portfolio",
-		Short: "portfolio",
+		Short: "Portfolio",
 	}
 )
 

cmd/portfolio/account.go

@@ -12,7 +12,7 @@ import (
 var (
 	accountCmd = &cobra.Command{
 		Use:   "account",
-		Short: "show account info",
+		Short: "Show account info",
 		Long: `Query account information.
 
 Docs Link: https://developers.binance.com/docs/derivatives/portfolio-margin/account/Account-Information`,

cmd/portfolio/auto_repay.go

@@ -12,7 +12,7 @@ import (
 var (
 	autoRepayCmd = &cobra.Command{
 		Use:   "auto-repay",
-		Short: "auto-repay",
+		Short: "Auto-repay",
 	}
 
 	autoRepayStatusCmd = &cobra.Command{

cmd/portfolio/collection.go

@@ -12,7 +12,7 @@ import (
 var (
 	collectionCmd = &cobra.Command{
 		Use:   "collection",
-		Short: "collection",
+		Short: "Collection",
 	}
 
 	autoCollectionCmd = &cobra.Command{