diff --git a/.github/workflows/opencode-review.yml b/.github/workflows/opencode-review.yml
index 0e351e3ad..ab967dec0 100644
--- a/.github/workflows/opencode-review.yml
+++ b/.github/workflows/opencode-review.yml
@@ -536,7 +536,7 @@ jobs:
     if: always() && (github.event_name == 'workflow_dispatch' || github.event_name == 'pull_request_target')
     runs-on: ubuntu-latest
     permissions:
-      actions: read
+      actions: write
       checks: read
       id-token: write
       contents: read
@@ -4446,3 +4446,19 @@ jobs:
               ;;
           esac
           echo "::endgroup::"
+
+      - name: Dispatch merge scheduler after approval
+        env:
+          GH_TOKEN: ${{ github.token }}
+          GH_REPOSITORY: ${{ github.event.pull_request.base.repo.full_name || github.event.inputs.target_repository || github.repository }}
+        run: |
+          set -euo pipefail
+          gh workflow run pr-review-merge-scheduler.yml \
+            --repo "$GH_REPOSITORY" \
+            --ref main \
+            -f dry_run=false \
+            -f max_prs=100 \
+            -f trigger_reviews=false \
+            -f enable_auto_merge=true \
+            -f merge_mode=auto \
+            -f update_branches=true
diff --git a/scripts/ci/pr_review_merge_scheduler.py b/scripts/ci/pr_review_merge_scheduler.py
index dbdb99bb6..032f91144 100644
--- a/scripts/ci/pr_review_merge_scheduler.py
+++ b/scripts/ci/pr_review_merge_scheduler.py
@@ -1565,6 +1565,23 @@ def summarize_action_error(exc: RuntimeError) -> str:
 
 def self_test() -> None:
     """Exercise scheduler invariants without GitHub network access."""
+    assert split_repo("owner/name") == ("owner", "name")
+    assert split_repo("owner/name/extra") == ("owner", "name/extra")
+    try:
+        split_repo("owner")
+        raise AssertionError("expected ValueError")
+    except ValueError:
+        pass
+    try:
+        split_repo("/name")
+        raise AssertionError("expected ValueError")
+    except ValueError:
+        pass
+    try:
+        split_repo("owner/")
+        raise AssertionError("expected ValueError")
+    except ValueError:
+        pass
     sample = {
         "number": 1,
         "headRefOid": "abc",
diff --git a/scripts/ci/test_strix_quick_gate.sh b/scripts/ci/test_strix_quick_gate.sh
index eab00805e..147efa283 100755
--- a/scripts/ci/test_strix_quick_gate.sh
+++ b/scripts/ci/test_strix_quick_gate.sh
@@ -378,7 +378,7 @@ assert_opencode_review_uses_codegraph_and_gpt5_fallback() {
 	assert_file_contains "$workflow_file" "if: always() && (github.event_name == 'workflow_dispatch' || github.event_name == 'pull_request_target')" "opencode review side effects are limited to manual or required PR events"
 	assert_file_contains "$workflow_file" "opencode-review-target:" "opencode trusted review job owns the required check surface"
 	assert_file_contains "$workflow_file" "Initialize CodeGraph index for OpenCode" "opencode review workflow initializes CodeGraph before review"
-	assert_file_contains "$workflow_file" "actions: read" "opencode review workflow can read failed Actions logs for GitHub Check diagnosis"
+	assert_file_contains "$workflow_file" "actions: write" "opencode review workflow can read failed Actions logs and dispatch the merge scheduler after approval"
 	assert_file_contains "$workflow_file" "checks: read" "opencode review workflow can read failed check-run annotations for line-specific findings"
 	assert_file_contains "$workflow_file" "contents: read" "opencode review workflow uses read-only repository contents permission"
 	assert_file_not_contains "$workflow_file" "contents: write" "opencode review workflow must not request repository content write permission"
@@ -578,6 +578,10 @@ assert_opencode_review_uses_codegraph_and_gpt5_fallback() {
 	assert_file_contains "$workflow_file" 'ref: ${{ github.event.pull_request.head.sha || github.event.inputs.pr_head_sha }}' "coverage evidence checks out the requested PR head SHA as data"
 	assert_file_contains "$workflow_file" 'ref: ${{ steps.trusted_source.outputs.ref }}' "OpenCode review checks out central trusted scripts for same-head validation"
 	assert_file_contains "$workflow_file" 'COVERAGE_EVIDENCE_RESULT: ${{ needs.coverage-evidence.result || '\''skipped'\'' }}' "opencode approval receives the coverage-evidence job conclusion"
+	assert_file_contains "$workflow_file" "Dispatch merge scheduler after approval" "opencode approval wakes the merge scheduler after current-head approval"
+	assert_file_contains "$workflow_file" "gh workflow run pr-review-merge-scheduler.yml" "opencode approval dispatches the central merge scheduler workflow"
+	assert_file_contains "$workflow_file" "-f trigger_reviews=false" "opencode post-approval scheduler dispatch avoids duplicate OpenCode review runs"
+	assert_file_contains "$workflow_file" "-f enable_auto_merge=true" "opencode post-approval scheduler dispatch enables approved-head merge handling"
 	assert_file_contains "$workflow_file" 'build_coverage_evidence_check_failure_body()' "opencode approval can describe a coverage-evidence blocker without publishing a review"
 	assert_file_contains "$workflow_file" 'fail_for_coverage_evidence_without_review' "opencode approval fails the check, not the PR review state, when coverage-evidence did not pass"
 	assert_file_contains "$workflow_file" "leave the PR review unchanged for coverage-evidence blocker states such as cancelled, skipped, failed, unsupported-tooling, or below-100 evidence" "opencode approval does not turn coverage-evidence blocker states into source review findings"
@@ -7334,7 +7338,7 @@ run_gate_case "github-models-primary-unavailable-fallback-success" \
 	"deepseek/deepseek-r1-0528 deepseek/deepseek-v3-0324" \
 	"1"
 
-run_gate_case "github-models-primary-denied-fallback-success" \
+run_gate_case_allow_provider_signal "github-models-primary-denied-fallback-success" \
 	"openai/gpt-5" \
 	"" \
 	"0" \
diff --git a/tests/test_pr_review_merge_scheduler.py b/tests/test_pr_review_merge_scheduler.py
index fedd85acb..f6c2fcb35 100644
--- a/tests/test_pr_review_merge_scheduler.py
+++ b/tests/test_pr_review_merge_scheduler.py
@@ -1515,6 +1515,19 @@ def test_print_summary_self_test_parse_args_and_main(monkeypatch, capsys):
     sched.self_test()
     assert "self-test passed" in capsys.readouterr().out
 
+    real_split_repo = sched.split_repo
+    invalid_inputs = ["owner", "/name", "owner/"]
+    for accepted_invalid in invalid_inputs:
+        def fake_split_repo(repo, accepted_invalid=accepted_invalid):
+            if repo == accepted_invalid:
+                return ("accepted", "invalid")
+            return real_split_repo(repo)
+
+        monkeypatch.setattr(sched, "split_repo", fake_split_repo)
+        with pytest.raises(AssertionError, match="expected ValueError"):
+            sched.self_test()
+    monkeypatch.setattr(sched, "split_repo", real_split_repo)
+
     parsed = sched.parse_args(
         [
             "--repo",