mergify: switch to buildbot

.mergify.yml

@@ -1,46 +1,16 @@
 queue_rules:
   - name: default
     merge_conditions:
-      - check-success=Evaluate flake.nix
-      - check-success=check age-keys [x86_64-linux]
-      - check-success=check age-keys-23_05 [x86_64-linux]
-      - check-success=check age-ssh-keys [x86_64-linux]
-      - check-success=check age-ssh-keys-23_05 [x86_64-linux]
-      - check-success=check cross-build-23_05 [x86_64-linux]
-      - check-success=check default-23_05 [x86_64-linux]
-      - check-success=check lint-23_05 [x86_64-linux]
-      - check-success=check pgp-keys [x86_64-linux]
-      - check-success=check pgp-keys-23_05 [x86_64-linux]
-      - check-success=check pruning [x86_64-linux]
-      - check-success=check pruning-23_05 [x86_64-linux]
-      - check-success=check sops-init-gpg-key-23_05 [x86_64-linux]
-      - check-success=check sops-pgp-hook-23_05 [x86_64-linux]
-      - check-success=check sops-pgp-hook-test-23_05 [x86_64-linux]
-      - check-success=check ssh-keys-23_05 [x86_64-linux]
-      - check-success=check ssh-to-pgp-23_05 [x86_64-linux]
-      - check-success=check templates [x86_64-linux]
-      - check-success=check unit-tests-23_05 [x86_64-linux]
-      - check-success=check user-passwords [x86_64-linux]
-      - check-success=devShell default [x86_64-linux]
-      - check-success=package cross-build [x86_64-linux]
-      - check-success=package default [x86_64-linux]
-      - check-success=package lint [x86_64-linux]
-      - check-success=package sops-import-keys-hook [x86_64-linux]
-      - check-success=package sops-init-gpg-key [x86_64-linux]
-      - check-success=package sops-install-secrets [x86_64-linux]
-      - check-success=package sops-pgp-hook [x86_64-linux]
-      - check-success=package sops-pgp-hook-test [x86_64-linux]
-      - check-success=package unit-tests [x86_64-linux]
-      - check-success=tests
+      - check-success=buildbot/nix-eval
 defaults:
   actions:
     queue:
       allow_merging_configuration_change: true
-      method: rebase
 pull_request_rules:
   - name: merge using the merge queue
     conditions:
-      - base=master
+      - base=main
       - label~=merge-queue|dependencies
     actions:
-      queue: {}
+      queue:
+