Method post_comment

src/github.rs:429–440

[`GH::post_comment`]

(
        &self,
        inst_id: u64,
        owner: &str,
        repo: &str,
        issue_number: i64,
        body: &str,
    )

    /// [`GH::post_comment`]
    async fn post_comment(
        &self,
        inst_id: u64,
        owner: &str,
        repo: &str,
        issue_number: i64,
        body: &str,
    ) -> Result<i64> {
        let client = self.app_client.installation(InstallationId(inst_id))?;
        let comment = client.issues(owner, repo).create_comment(issue_number as u64, body).await?;
        Ok(comment.id.0 as i64)
    }

    /// [`GH::remove_label`]
    async fn remove_label(