ops: restore CSharp workflow after deployment attempt

.github/workflows/csharp-server.yml

@@ -7,7 +7,6 @@ on:
 
 permissions:
   contents: read
-  issues: write
 
 jobs:
   build-and-test:
@@ -52,41 +51,3 @@ jobs:
       - name: Verify published entrypoint
         working-directory: server
         run: test -f publish/linux-x64/CommonwealthOnline.Server.dll
-
-  deploy-runner-fleet:
-    name: One-shot runner fleet deployment
-    if: github.event_name == 'push' && github.ref == 'refs/heads/main' && contains(github.event.head_commit.message, '[deploy-runner-fleet]')
-    runs-on: [self-hosted, Linux, X64, co-server]
-    concurrency:
-      group: one-shot-runner-fleet-deployment
-      cancel-in-progress: false
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
-        with:
-          persist-credentials: false
-
-      - name: Deploy scheduler and runner fleet
-        shell: bash
-        env:
-          GH_STATUS_TOKEN: ${{ github.token }}
-        run: bash .github/ops/deploy-runner-fleet.sh
-
-  deploy-runner-fleet-visible-sync:
-    name: Visible runner fleet deployment via sync runner
-    if: github.event_name == 'pull_request' && github.head_ref == 'ops/visible-sync-runner-deploy-20260818'
-    runs-on: [self-hosted, Linux, X64, co-server-sync]
-    concurrency:
-      group: one-shot-runner-fleet-deployment-sync
-      cancel-in-progress: false
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
-        with:
-          persist-credentials: false
-
-      - name: Deploy scheduler and runner fleet
-        shell: bash
-        env:
-          GH_STATUS_TOKEN: ${{ github.token }}
-        run: bash .github/ops/deploy-runner-fleet.sh