Refactor JIT kernel CI to use run_suite.py registration system (#21239)

.github/workflows/nightly-test-nvidia.yml

@@ -25,6 +25,7 @@ on:
           - 'nightly-test-multimodal-server-2-gpu'
           - 'nightly-test-perf-4-gpu-b200'
           - 'nightly-test-perf-8-gpu-b200'
+          - 'nightly-test-kernel-1-gpu-h100'
   workflow_call:
     inputs:
       ref:
@@ -76,6 +77,42 @@ jobs:
       - uses: ./.github/actions/upload-cuda-coredumps
         if: always()
 
+  # JIT kernel full unit tests (expanded parameter ranges via SGLANG_JIT_KERNEL_RUN_FULL_TESTS)
+  nightly-test-kernel-1-gpu-h100:
+    if: github.repository == 'sgl-project/sglang' && (inputs.job_filter == '' || inputs.job_filter == 'all' || inputs.job_filter == 'nightly-test-kernel-1-gpu-h100')
+    runs-on: 1-gpu-h100
+    timeout-minutes: 240
+    env:
+      # Full jit_kernel test grids (see sglang.jit_kernel.utils.should_run_full_tests)
+      SGLANG_JIT_KERNEL_RUN_FULL_TESTS: "1"
+      # Match pr-test-jit-kernel workflow for consistent JIT warmup behavior
+      SGLANG_JIT_DEEPGEMM_FAST_WARMUP: true
+      # Allow maintenance bypass on default branch (same semantics as PR JIT workflow)
+      SGLANG_PR_TEST_BYPASS_MAINTENANCE_ON_MAIN: ${{ github.ref == 'refs/heads/main' && 'true' || 'false' }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref || github.ref }}
+
+      - uses: ./.github/actions/check-maintenance
+        with:
+          github-token: ${{ github.token }}
+
+      - name: Install dependencies
+        timeout-minutes: 20
+        run: |
+          bash scripts/ci/cuda/ci_install_dependency.sh
+
+      - name: Run jit kernel nightly suite
+        timeout-minutes: 60
+        run: |
+          cd test
+          python3 run_suite.py --hw cuda --suite nightly-kernel-1-gpu --nightly --continue-on-error
+
+      - uses: ./.github/actions/upload-cuda-coredumps
+        if: always()
+
   # General tests - 4 GPU H100
   nightly-test-general-4-gpu-h100:
     if: github.repository == 'sgl-project/sglang' && (inputs.job_filter == '' || inputs.job_filter == 'all' || inputs.job_filter == 'nightly-test-general-4-gpu-h100')