feat: update README and main.rs to enhance proxy support with authentication details

README.md

@@ -1,11 +1,61 @@
 # Gemini-Keychecker
 
-A tool to check and backup API keys
+A tool to validate Google Gemini API keys.
+
+## Usage
+
+### Basic Usage
+
+```bash
+# Validate keys from keys.txt and save valid ones to output_keys.txt
+./target/release/gemini-keychecker
+
+# Specify custom input and output files
+./target/release/gemini-keychecker -i my_keys.txt -o valid_keys.txt
+```
+
+### Advanced Usage
+
+```bash
+# Use proxy with authentication
+./target/release/gemini-keychecker -x http://username:password@proxy.example.com:8080
+
+# Adjust concurrency and timeout
+./target/release/gemini-keychecker -c 50 -t 30
+
+# Use custom API host
+./target/release/gemini-keychecker -u https://custom-api.googleapis.com/
+```
+
+## Command Line Options
+
 ```
 Options:
-  -i, --input-path <INPUT_PATH>    [default: keys.txt]
-  -o, --output-path <OUTPUT_PATH>  [default: output_keys.txt]
-  -u, --api-host <API_HOST>        [default: https://generativelanguage.googleapis.com/]
-  -t, --timeout-ms <TIMEOUT_MS>    [default: 5000]
-  -c, --concurrency <CONCURRENCY>  [default: 30]
-  ```
+  -i, --input-path <INPUT_PATH>    Input file containing API keys [default: keys.txt]
+  -o, --output-path <OUTPUT_PATH>  Output file for valid keys [default: output_keys.txt]
+  -u, --api-host <API_HOST>        API host URL [default: https://generativelanguage.googleapis.com/]
+  -t, --timeout-sec <TIMEOUT_SEC>  Request timeout in seconds [default: 60]
+  -c, --concurrency <CONCURRENCY>  Max concurrent requests [default: 30]
+  -x, --proxy <PROXY>              Proxy URL (supports http://user:pass@host:port)
+  -h, --help                       Print help
+  -V, --version                    Print version
+```
+
+## Input Format
+
+Create a text file with one API key per line
+
+## Proxy Configuration
+
+The tool supports HTTP/HTTPS proxies with optional authentication:
+
+```bash
+# HTTP proxy without authentication
+./target/release/gemini-keychecker -x http://proxy.example.com:8080
+
+# HTTP proxy with authentication
+./target/release/gemini-keychecker -x http://username:password@proxy.example.com:8080
+
+# HTTPS proxy with authentication
+./target/release/gemini-keychecker -x https://user:pass@secure-proxy.com:8443
+```

src/main.rs

@@ -43,7 +43,7 @@ struct KeyCheckerConfig {
     #[arg(long, short = 'c', default_value_t = 30)]
     concurrency: usize,
 
-    /// Optional proxy URL for HTTP requests
+    /// Optional proxy URL for HTTP requests (supports http://user:pass@host:port)
     #[arg(long, short = 'x')]
     proxy: Option<Url>,
 }
@@ -163,7 +163,16 @@ fn build_client(config: &KeyCheckerConfig) -> Result<Client> {
     
     // Add proxy configuration if specified
     if let Some(proxy_url) = &config.proxy {
-        client_builder = client_builder.proxy(reqwest::Proxy::all(proxy_url.clone())?);
+        let mut proxy = reqwest::Proxy::all(proxy_url.clone())?;
+        
+        // Extract username and password from URL if present
+        if !proxy_url.username().is_empty() {
+            let username = proxy_url.username();
+            let password = proxy_url.password().unwrap_or("");
+            proxy = proxy.basic_auth(username, password);
+        }
+        
+        client_builder = client_builder.proxy(proxy);
     }
     
     client_builder.build().map_err(Into::into)