ci: retry chart install and reduce timeout

.forgejo/workflows/build.yml

@@ -116,7 +116,14 @@ jobs:
       - run: kubectl get no -o wide
 
       - name: install chart
-        run: ct install --config tools/ct.yml --charts .
+        uses: nick-fields/retry@14672906e672a08bd6eeb15720e9ed3ce869cdd4 # v2.9.0
+        with:
+          timeout_minutes: 15
+          max_attempts: 3
+          retry_on: error
+          retry_wait_seconds: 60
+          polling_interval_seconds: 5
+          command: ct install --config tools/ct.yml --charts .
 
   # # Catch-all required check for test matrix
   test-success:

tools/ct.yml

@@ -1,4 +1,4 @@
-helm-extra-args: --timeout 900s
+helm-extra-args: --timeout 3m
 check-version-increment: false
 debug: true
 target-branch: main