feat(x2a): collect source and target repo user input (#2244)

* feat(x2a): collect source and target repo user input

Signed-off-by: Marek Libra <marek.libra@gmail.com>

* review

---------

Signed-off-by: Marek Libra <marek.libra@gmail.com>

Author: mareklibra

workspaces/x2a/.changeset/fair-corners-design.md

@@ -0,0 +1,7 @@
+---
+'@red-hat-developer-hub/backstage-plugin-x2a-backend': patch
+'@red-hat-developer-hub/backstage-plugin-x2a-common': patch
+'@red-hat-developer-hub/backstage-plugin-x2a': patch
+---
+
+The Create Project action collects source and target repos. Internally, both are persisted on the Project's level, while the /run endpoints receive fresh (non-expired) tokens only.

workspaces/x2a/app-config.yaml

@@ -159,10 +159,10 @@ x2a:
     # If not provided here, users must supply AAP credentials when creating projects
     # Use EITHER oauthToken OR username+password
     aap:
-      url: ${AAP_URL}
-      orgName: ${AAP_ORG_NAME}
+      url: ${AAP_URL:-https://aap.example.com}
+      orgName: ${AAP_ORG_NAME:-MyOrganization}
       # Option 1: OAuth token
-      oauthToken: ${AAP_OAUTH_TOKEN}
+      oauthToken: ${AAP_OAUTH_TOKEN:-your-oauth-token}
       # Option 2: Username and password
       # username: ${AAP_USERNAME}
       # password: ${AAP_PASSWORD}