Use reqwest 0.12 with rustls-tls and add timeouts

Also improve review prompt with line calculation instructions, switch
feedback to French, and enable reasoning for OpenRouter.

src/gitea.rs

@@ -1,3 +1,5 @@
+use std::time::Duration;
+
 use serde::Deserialize;
 use serde_json::{Value, json};
 
@@ -5,13 +7,18 @@ use crate::errors::AppError;
 
 pub struct GiteaAPI {
     base_url: String,
+    client: reqwest::Client,
     token: String,
 }
 
 impl GiteaAPI {
-    pub fn new(base_url: &str, token: &str) -> Self {
+    pub fn new(base_url: &str, token: &str, timeout: u64) -> Self {
         Self {
             base_url: String::from(base_url),
+            client: reqwest::Client::builder()
+                .timeout(Duration::from_secs(timeout))
+                .build()
+                .unwrap(),
             token: String::from(token),
         }
     }
@@ -27,8 +34,8 @@ impl GiteaAPI {
             self.base_url, full_name, index, self.token
         );
 
-        let client = reqwest::Client::new();
-        let res = client
+        let res = self
+            .client
             .post(url)
             .json(&json!({
                 "body": body
@@ -50,16 +57,15 @@ impl GiteaAPI {
             self.base_url, full_name, comment_id, self.token
         );
 
-        let client = reqwest::Client::new();
-        let res = client
+        self.client
             .patch(url)
             .json(&json!({
                 "body": body
             }))
             .send()
-            .await?;
-
-        Ok(())
+            .await
+            .map(|_| ())
+            .map_err(anyhow::Error::from)
     }
 }