Add repo maintenance workflow

.github/workflows/repo-maintenance.yml

@@ -0,0 +1,199 @@
+name: 'Repository Maintenance'
+
+on:
+  schedule:
+    - cron: '0 3 * * *'
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+  discussions: write
+
+concurrency:
+  group: lock
+
+jobs:
+  stale:
+    name: 'Stale'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          days-before-stale: 7
+          days-before-close: 14
+          stale-issue-label: stale
+          stale-pr-label: stale
+          stale-issue-message: >
+            This issue has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs. Thank you
+            for your contributions.
+  lock-threads:
+    name: 'Lock Old Threads'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v5
+        with:
+          issue-inactive-days: '30'
+          pr-inactive-days: '30'
+          discussion-inactive-days: '30'
+          log-output: true
+          issue-comment: >
+            This issue has been automatically locked since there
+            has not been any recent activity after it was closed.
+            Please open a new discussion or issue for related concerns.
+          pr-comment: >
+            This pull request has been automatically locked since there
+            has not been any recent activity after it was closed.
+            Please open a new discussion or issue for related concerns.
+          discussion-comment: >
+            This discussion has been automatically locked since there
+            has not been any recent activity after it was closed.
+            Please open a new discussion for related concerns.
+  close-answered-discussions:
+    name: 'Close Answered Discussions'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v7
+        with:
+          script: |
+            function sleep(ms) {
+              return new Promise(resolve => setTimeout(resolve, ms));
+            }
+
+            const query = `query($owner:String!, $name:String!) {
+              repository(owner:$owner, name:$name){
+                discussions(first:100, answered:true, states:[OPEN]) {
+                  nodes {
+                    id,
+                    number
+                  }
+                }
+              }
+            }`;
+            const variables = {
+              owner: context.repo.owner,
+              name: context.repo.repo,
+            }
+            const result = await github.graphql(query, variables)
+
+            console.log(`Found ${result.repository.discussions.nodes.length} open answered discussions`)
+
+            for (const discussion of result.repository.discussions.nodes) {
+              console.log(`Closing discussion #${discussion.number} (${discussion.id})`)
+
+              const addCommentMutation = `mutation($discussion:ID!, $body:String!) {
+                addDiscussionComment(input:{discussionId:$discussion, body:$body}) {
+                  clientMutationId
+                }
+              }`;
+              const commentVariables = {
+                discussion: discussion.id,
+                body: 'This discussion has been automatically closed because it was marked as answered.',
+              }
+              await github.graphql(addCommentMutation, commentVariables)
+
+              const closeDiscussionMutation = `mutation($discussion:ID!, $reason:DiscussionCloseReason!) {
+                closeDiscussion(input:{discussionId:$discussion, reason:$reason}) {
+                  clientMutationId
+                }
+              }`;
+              const closeVariables = {
+                discussion: discussion.id,
+                reason: "RESOLVED",
+              }
+              await github.graphql(closeDiscussionMutation, closeVariables)
+
+              await sleep(1000)
+            }
+  close-outdated-discussions:
+    name: 'Close Outdated Discussions'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v7
+        with:
+          script: |
+            function sleep(ms) {
+              return new Promise(resolve => setTimeout(resolve, ms));
+            }
+
+            const CUTOFF_DAYS = 180;
+            const cutoff = new Date();
+            cutoff.setDate(cutoff.getDate() - CUTOFF_DAYS);
+
+            const query = `query(
+                $owner:String!,
+                $name:String!,
+                $supportCategory:ID!,
+                $generalCategory:ID!,
+              ) {
+              supportDiscussions: repository(owner:$owner, name:$name){
+                discussions(
+                  categoryId:$supportCategory,
+                  last:50,
+                  answered:false,
+                  states:[OPEN],
+                ) {
+                  nodes {
+                    id,
+                    number,
+                    updatedAt
+                  }
+                },
+              },
+              generalDiscussions: repository(owner:$owner, name:$name){
+                discussions(
+                  categoryId:$generalCategory,
+                  last:50,
+                  states:[OPEN],
+                ) {
+                  nodes {
+                    id,
+                    number,
+                    updatedAt
+                  }
+                }
+              }
+            }`;
+            const variables = {
+              owner: context.repo.owner,
+              name: context.repo.repo,
+              supportCategory: "DIC_kwDOH31rQM4CRErR",
+              generalCategory: "DIC_kwDOH31rQM4CRErQ"
+            }
+            const result = await github.graphql(query, variables);
+            const combinedDiscussions = [
+              ...result.supportDiscussions.discussions.nodes,
+              ...result.generalDiscussions.discussions.nodes,
+            ]
+
+            console.log(`Checking ${combinedDiscussions.length} open discussions`);
+
+            for (const discussion of combinedDiscussions) {
+              if (new Date(discussion.updatedAt) < cutoff) {
+                console.log(`Closing outdated discussion #${discussion.number} (${discussion.id}), last updated at ${discussion.updatedAt}`);
+                const addCommentMutation = `mutation($discussion:ID!, $body:String!) {
+                  addDiscussionComment(input:{discussionId:$discussion, body:$body}) {
+                    clientMutationId
+                  }
+                }`;
+                const commentVariables = {
+                  discussion: discussion.id,
+                  body: 'This discussion has been automatically closed due to inactivity.',
+                }
+                await github.graphql(addCommentMutation, commentVariables);
+
+                const closeDiscussionMutation = `mutation($discussion:ID!, $reason:DiscussionCloseReason!) {
+                  closeDiscussion(input:{discussionId:$discussion, reason:$reason}) {
+                    clientMutationId
+                  }
+                }`;
+                const closeVariables = {
+                  discussion: discussion.id,
+                  reason: "OUTDATED",
+                }
+                await github.graphql(closeDiscussionMutation, closeVariables);
+
+                await sleep(1000);
+              }
+            }