add user-agent header; adjust auth haeader value

Author: 2bndy5

cpp-linter/src/rest_api/github/mod.rs

@@ -100,9 +100,9 @@ impl RestApiClient for GithubApiClient {
             "Accept",
             HeaderValue::from_str("application/vnd.github.raw+json")?,
         );
-        // headers.insert("User-Agent", USER_AGENT.parse().unwrap());
         if let Ok(token) = env::var("GITHUB_TOKEN") {
-            let mut val = HeaderValue::from_str(token.as_str())?;
+            log::debug!("Using auth token from GITHUB_TOKEN environment variable");
+            let mut val = HeaderValue::from_str(format!("token {token}").as_str())?;
             val.set_sensitive(true);
             headers.insert(AUTHORIZATION, val);
         }

cpp-linter/src/rest_api/github/specific_api.rs

@@ -15,7 +15,7 @@ use crate::{
     clang_tools::{clang_format::summarize_style, ReviewComments},
     cli::FeedbackInput,
     common_fs::FileObj,
-    rest_api::{RestApiRateLimitHeaders, COMMENT_MARKER},
+    rest_api::{RestApiRateLimitHeaders, COMMENT_MARKER, USER_AGENT},
 };
 
 use super::{
@@ -58,6 +58,7 @@ impl GithubApiClient {
         Ok(GithubApiClient {
             client: Client::builder()
                 .default_headers(Self::make_headers()?)
+                .user_agent(USER_AGENT)
                 .build()
                 .with_context(|| "Failed to create a session client for REST API calls")?,
             pull_request,

cpp-linter/src/rest_api/mod.rs

@@ -22,7 +22,11 @@ use crate::cli::FeedbackInput;
 use crate::common_fs::{FileFilter, FileObj};
 
 pub static COMMENT_MARKER: &str = "<!-- cpp linter action -->\n";
-pub static USER_OUTREACH: &str = "\n\nHave any feedback or feature suggestions? [Share it here.](https://github.com/cpp-linter/cpp-linter-action/issues)";
+pub static USER_OUTREACH: &str = concat!(
+    "\n\nHave any feedback or feature suggestions? [Share it here.]",
+    "(https://github.com/cpp-linter/cpp-linter-action/issues)"
+);
+pub static USER_AGENT: &str = concat!("cpp-linter/", env!("CARGO_PKG_VERSION"));
 
 /// A structure to contain the different forms of headers that
 /// describe a REST API's rate limit status.