chore: add OSS weekend gating

.github/workflows/oss-weekend-issues.yml

@@ -0,0 +1,98 @@
+name: OSS Weekend Issues
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  close-issues-during-weekend:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      issues: write
+    steps:
+      - name: Close new issues during OSS weekend
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const issueAuthor = context.payload.issue.user.login;
+            const defaultBranch = context.payload.repository.default_branch;
+
+            if (issueAuthor.endsWith('[bot]') || issueAuthor === 'dependabot[bot]') {
+              console.log(`Skipping bot: ${issueAuthor}`);
+              return;
+            }
+
+            async function getPermission(username) {
+              try {
+                const { data: permissionLevel } = await github.rest.repos.getCollaboratorPermissionLevel({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  username,
+                });
+                return permissionLevel.permission;
+              } catch {
+                return null;
+              }
+            }
+
+            async function getTextFile(path) {
+              const { data: fileContent } = await github.rest.repos.getContent({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                path,
+                ref: defaultBranch,
+              });
+
+              if (!('content' in fileContent) || typeof fileContent.content !== 'string') {
+                throw new Error(`Expected file content for ${path}`);
+              }
+
+              return Buffer.from(fileContent.content, 'base64').toString('utf8');
+            }
+
+            const permission = await getPermission(issueAuthor);
+            if (['admin', 'maintain', 'write'].includes(permission)) {
+              console.log(`${issueAuthor} is a collaborator with ${permission} access`);
+              return;
+            }
+
+            let weekendState;
+            try {
+              weekendState = JSON.parse(await getTextFile('.github/oss-weekend.json'));
+            } catch (error) {
+              if (error && typeof error === 'object' && 'status' in error && error.status === 404) {
+                console.log('OSS weekend is not active');
+                return;
+              }
+              throw error;
+            }
+
+            if (!weekendState?.active) {
+              console.log('OSS weekend is not active');
+              return;
+            }
+
+            const reopenDate = weekendState.reopensOnText || weekendState.reopensOn || 'after the weekend';
+            const discordUrl = weekendState.discordUrl || 'https://discord.com/invite/3cU7Bz4UPx';
+            const message = [
+              `Hi @${issueAuthor}, thanks for opening an issue.`,
+              '',
+              `OSS weekend is active until ${reopenDate}, so new issues are being auto-closed for now.`,
+              '',
+              `Please reopen or submit this issue again after ${reopenDate}. For support, join [Discord](${discordUrl}).`,
+            ].join('\n');
+
+            await github.rest.issues.createComment({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              body: message,
+            });
+
+            await github.rest.issues.update({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              state: 'closed',
+            });