feat(tools): autoclose unauthorised spec PRs (#48)

Author: naomi-lgbt

.github/workflows/autoclose.yml

@@ -0,0 +1,34 @@
+name: Autoclose PRs
+
+on:
+  pull_request:
+    paths:
+      - 'asyncapi.yml'
+      - 'openapi.yml'
+
+jobs:
+  autoclose:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v6
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script |
+            const creator = context.payload.sender.login;
+            const allowedUsers = ["deepgram-robot"];
+            if (allowedUsers.includes(creator)) {
+              return;
+            }
+            core.setFailed("Invalid PR detected.");
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: "Thank you for opening this pull request.\n\nThis is a standard message notifying you that the API specification files should not be edited by a human. These are automatically generated through our various tooling."
+            });
+            github.rest.pulls.update({
+              owner: context.payload.repository.owner.login,
+              repo: context.payload.repository.name,
+              pull_number: context.payload.pull_request.number,
+              state: "closed"
+            });