[GithubLabels] Support all possible URLs (#82)

backends/github/labels/README.md

@@ -3,10 +3,10 @@
 | ✅ Auth | ✅ Writes | ❌ Uploads |
 |---------|-----------|-----------|
 
-**URL format** Either `https://github.com/{owner}/{repo}/labels` or any URL that starts with `https://api.github.com/repos/` and ends with `/labels`
-* Labels for a repository: `/repos/{owner}/{repo}/labels`
-* Labels for an issue: `/repos/{owner}/{repo}/issues/{issue_number}/labels`
-* Labels for issues in a milestone: `/repos/{owner}/{repo}/milestones/{milestone_number}/labels`
+**URL format**
+* Labels for a repository: `https://github.com/{owner}/{repo}/labels` or `https://api.github.com/repos/{owner}/{repo}/labels`
+* Labels for an issue: `https://github.com/{owner}/{repo}/issues/{issue_number}/labels` or `https://api.github.com/repos/{owner}/{repo}/issues/{issue_number}/labels`
+* Labels for issues in a milestone: `https://github.com/{owner}/{repo}/milestones/{milestone_number}/labels` or `https://api.github.com/repos/{owner}/{repo}/milestones/{milestone_number}/labels`
 
 Builds on the [Github API](../api/) backend, so it also automatically deals with pagination, just add `max_pages=N` to your URL (where `N` is the number of pages you want to fetch as a maximum). Note this can incur up to `N` HTTP requests, depending on the size of the data.
 

backends/github/labels/github-labels.js

@@ -6,10 +6,9 @@ import GithubAPI from "../api/github-api.js";
  */
 export default class GithubLabels extends GithubAPI {
 	static urls = [
-		{hostname: "api.github.com", pathname: "/repos/:owner/:repo/labels"},
-		{hostname: "api.github.com", pathname: "/repos/:owner/:repo/issues/:issue_number/labels"},
-		{hostname: "api.github.com", pathname: "/repos/:owner/:repo/milestones/:milestone_number/labels"},
-		{hostname: "github.com", pathname: "/:owner/:repo/labels"},
+		{hostname: "(api.)?github.com", pathname: "(/repos)?/:owner/:repo/labels"},
+		{hostname: "(api.)?github.com", pathname: "(/repos)?/:owner/:repo/issues/:issue_number(.+)?/labels"},
+		{hostname: "(api.)?github.com", pathname: "(/repos)?/:owner/:repo/milestones/:milestone_number(.+)?/labels"},
 	];
 
 	static phrases = {