fix: making the github urls case insensitive

Signed-off-by: Andrew Shoell <mrlunchbox777@gmail.com>

.changeset/kind-hoops-double.md

@@ -0,0 +1,5 @@
+---
+'@backstage/integration': patch
+---
+
+making the github urls case insensitive

packages/integration/src/github/GithubIntegration.test.ts

@@ -134,4 +134,24 @@ describe('replaceGithubUrlType', () => {
       ),
     ).toBe('https://github.com/backstage/backstage/blob/tree/README.md');
   });
+  it('should replace with lowercase', () => {
+    expect(
+      replaceGithubUrlType(
+        'https://githuB.com/backstage/backstage/blob/master/README.md',
+        'edit',
+      ),
+    ).toBe('https://github.com/backstage/backstage/edit/master/README.md');
+    expect(
+      replaceGithubUrlType(
+        'https://github.com/Backstage/backstage/blob/master/README.md',
+        'edit',
+      ),
+    ).toBe('https://github.com/backstage/backstage/edit/master/README.md');
+    expect(
+      replaceGithubUrlType(
+        'https://github.com/backstage/Backstage/blob/master/README.md',
+        'edit',
+      ),
+    ).toBe('https://github.com/backstage/backstage/edit/master/README.md');
+  });
 });

packages/integration/src/github/GithubIntegration.ts

@@ -95,7 +95,9 @@ export function replaceGithubUrlType(
   return url.replace(
     /\/\/([^/]+)\/([^/]+)\/([^/]+)\/(blob|tree|edit)\//,
     (_, host, owner, repo) => {
-      return `//${host}/${owner}/${repo}/${type}/`;
+      return `//${host.toLocaleLowerCase('en-US')}/${owner.toLocaleLowerCase(
+        'en-US',
+      )}/${repo.toLocaleLowerCase('en-US')}/${type}/`;
     },
   );
 }