fix: optional git config for techdocs feedback

Signed-off-by: Erik Larsson <erik.larsson@schibsted.com>

.changeset/ten-cups-relax.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs': patch
+---
+
+Make git config optional for techdocs feedback links

plugins/techdocs/src/reader/transformers/addGitFeedbackLink.ts

@@ -35,20 +35,20 @@ export const addGitFeedbackLink = (configApi: any): Transformer => {
 
     const sourceURL = new URL(sourceAnchor.href);
     const githubHosts = configApi
-      .getConfigArray('integrations.github')
-      .map((integration: any) => integration.data.host);
+      .getOptionalConfigArray('integrations.github')
+      ?.map((integration: any) => integration.data.host);
     const gitlabHosts = configApi
-      .getConfigArray('integrations.gitlab')
-      .map((integration: any) => integration.data.host);
+      .getOptionalConfigArray('integrations.gitlab')
+      ?.map((integration: any) => integration.data.host);
 
     // don't show if can't identify edit link hostname as a gitlab/github hosting
     if (
-      githubHosts.includes(sourceURL.hostname) ||
+      githubHosts?.includes(sourceURL.hostname) ||
       sourceURL.origin.includes('github')
     ) {
       gitHost = 'github';
     } else if (
-      gitlabHosts.includes(sourceURL.hostname) ||
+      gitlabHosts?.includes(sourceURL.hostname) ||
       sourceURL.origin.includes('gitlab')
     ) {
       gitHost = 'gitlab';