Add issue auto-assignment and improve PR reviewer assignment

.github/workflows/issue-auto-assign.yml

@@ -0,0 +1,29 @@
+name: 'Auto assign maintainer to issue'
+on:
+  issues:
+    types: [opened]
+
+permissions:
+  issues: write
+
+jobs:
+  assign-user:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v6
+        with:
+          script: |
+            const assignees = ['mstoykov', 'imiric', 'codebien', 'olegbespalov', 'oleiade'];
+            const assigneeCount = 1;
+
+            // Do not automatically assign users if someone was already assigned or it was opened by a maintainer
+            if (context.payload.issue.assignees.length > 0 || assignees.contains(context.payload.issue.user.login)) {
+              return;
+            }
+
+            github.rest.issues.addAssignees({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              assignees: assignees.sort(() => 0.5 - Math.random()).slice(0, assigneeCount),
+            });

.github/workflows/pr-auto-assign.yml

@@ -1,13 +1,26 @@
-name: 'Auto Assign'
+name: 'Auto assign PR reviewers'
 on:
   pull_request_target:
     types: [opened, ready_for_review, reopened]
 
+permissions:
+  pull-requests: write
+
 jobs:
   add-reviews:
     if: ${{ join(github.event.pull_request.requested_reviewers.*.login, ',') == '' }}
     runs-on: ubuntu-latest
     steps:
-      - uses: kentaro-m/auto-assign-action@6d966a1f3bd73adfe44dd19dc42cc5845e39ebd3 # v1.2.4
+      - uses: actions/github-script@v6
         with:
-          configuration-path: ".github/pr-auto-assign-config.yml"
+          script: |
+            const reviewers = ['mstoykov', 'imiric', 'codebien', 'olegbespalov', 'oleiade'];
+            const reviewerCount = 2;
+
+            const reviewersWithoutAuthor = reviewers.filter(user => user !== context.payload.pull_request.user.login);
+            github.rest.pulls.requestReviewers({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pull_number: context.payload.pull_request.number,
+              reviewers: reviewersWithoutAuthor.sort(() => 0.5 - Math.random()).slice(0, reviewerCount),
+            });