docs: update readme with new installation methods and cli options

src/generator/mod.rs

@@ -62,13 +62,14 @@ impl ContentGenerator {
         &self,
         version: &str,
         commits: &[CommitInfo],
+        language: Language,
     ) -> Result<String> {
         let commit_messages: Vec<String> = commits
             .iter()
             .map(|c| c.subject().to_string())
             .collect();
         
-        self.llm_client.generate_tag_message(version, &commit_messages).await
+        self.llm_client.generate_tag_message(version, &commit_messages, language).await
     }
 
     /// Generate changelog entry
@@ -76,6 +77,7 @@ impl ContentGenerator {
         &self,
         version: &str,
         commits: &[CommitInfo],
+        language: Language,
     ) -> Result<String> {
         let typed_commits: Vec<(String, String)> = commits
             .iter()
@@ -85,7 +87,7 @@ impl ContentGenerator {
             })
             .collect();
         
-        self.llm_client.generate_changelog_entry(version, &typed_commits).await
+        self.llm_client.generate_changelog_entry(version, &typed_commits, language).await
     }
 
     /// Generate changelog from repository
@@ -94,6 +96,7 @@ impl ContentGenerator {
         repo: &GitRepo,
         version: &str,
         from_tag: Option<&str>,
+        language: Language,
     ) -> Result<String> {
         let commits = if let Some(tag) = from_tag {
             repo.get_commits_between(tag, "HEAD")?
@@ -101,7 +104,7 @@ impl ContentGenerator {
             repo.get_commits(50)?
         };
         
-        self.generate_changelog_entry(version, &commits).await
+        self.generate_changelog_entry(version, &commits, language).await
     }
 
     /// Interactive commit generation with user feedback