docs: Address proxy setting

Author: zurawiki

README.md

@@ -242,21 +242,21 @@ Options:
 ```
 
 ```
-$ gptcommit config -h
-Read and modify settings
-
-Usage: gptcommit config [OPTIONS] <COMMAND>
-
-Commands:
-  keys    List all config keys
-  list    List all config values
-  get     Read a config value
-  set     Set a config value
-  delete  Clear a config value
-  help    Print this message or the help of the given subcommand(s)
-
-Options:
-  -v, --verbose  Enable verbose logging
-  -h, --help     Print help
-  -V, --version  Print version
+$ gptcommit config keys
+allow_amend
+file_ignore
+model_provider
+openai.api_base
+openai.api_key
+openai.model
+openai.proxy
+openai.retries
+output.conventional_commit
+output.lang
+output.show_per_file_summary
+prompt.commit_summary
+prompt.commit_title
+prompt.conventional_commit_prefix
+prompt.file_diff
+prompt.translation
 ```

src/llms/openai.rs

@@ -41,10 +41,12 @@ impl OpenAIClient {
         }
 
         if let Some(proxy) = settings.proxy {
-            let http_client = reqwest::Client::builder()
-                .proxy(reqwest::Proxy::all(proxy)?)
-                .build()?;
-            client = client.with_http_client(http_client);
+            if !proxy.is_empty() {
+                let http_client = reqwest::Client::builder()
+                    .proxy(reqwest::Proxy::all(proxy)?)
+                    .build()?;
+                client = client.with_http_client(http_client);
+            }
         }
 
         if settings.retries.unwrap_or_default() > 0 {

src/settings.rs

@@ -230,7 +230,7 @@ impl Settings {
                     api_key: None,
                     model: Some(DEFAULT_OPENAI_MODEL.to_string()),
                     retries: Some(2),
-                    proxy: None,
+                    proxy: Some("".to_string()),
                 }),
             )?
             .set_default(

src/toml.rs

@@ -76,6 +76,7 @@ the-force = { value = "surrounds-you" }
             "openai.api_base",
             "openai.api_key",
             "openai.model",
+            "openai.proxy",
             "openai.retries",
             "output.conventional_commit",
             "output.lang",