perf(tests): reuse immutable admin auth configuration

.github/workflows/ci.yml

@@ -76,7 +76,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
         with:
           persist-credentials: false
-      - uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0  # v7.1.0
+      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97  # v7.0.0
         with:
           python-version: "3.11"
       # Byte-compile sources — catches syntax errors without installing deps.
@@ -91,7 +91,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
         with:
           persist-credentials: false
-      - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1  # v7.1.0
+      - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020  # v7.0.0
         with:
           node-version: "22.23.4"
       - run: npm ci --ignore-scripts --no-audit --no-fund
@@ -151,7 +151,7 @@ jobs:
             echo "docs_only=false" >> "$GITHUB_OUTPUT"
           fi
 
-      - uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0  # v7.1.0
+      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97  # v7.0.0
         if: steps.docs-check.outputs.docs_only != 'true'
         with:
           python-version: "3.11"
@@ -168,7 +168,7 @@ jobs:
 
       # uv resolves the same versions as pip but installs ~5x faster, and its
       # cache keeps each shard from re-downloading the whole requirement set.
-      - uses: astral-sh/setup-uv@07a047e608db84b3d8c06cd9a7c7dcc9c355c18e  # v10.3.2
+      - uses: astral-sh/setup-uv@c18668ad3cf93ea998bef934396af7bb5c839dc7  # v10.2.0
         if: steps.docs-check.outputs.docs_only != 'true'
         with:
           version: "0.13.5"
@@ -180,7 +180,7 @@ jobs:
           python scripts/check_ca_trust.py --python
           uv pip install --system -r requirements.txt
         if: steps.docs-check.outputs.docs_only != 'true'
-      - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1  # v7.1.0
+      - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020  # v7.0.0
         if: steps.docs-check.outputs.docs_only != 'true'
         with:
           node-version: "22.23.4"

.github/workflows/codeql.yml

@@ -31,11 +31,11 @@ jobs:
         with:
           persist-credentials: false
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@9b3254085494b55a0f7c4c2b3d2d52cc712ce370  # v4.39.1
+        uses: github/codeql-action/init@ff2f1c621b7f889edc0d3c761ac2e6a3f8cdb0dd  # v4.37.7
         with:
           languages: ${{ matrix.language }}
           build-mode: none
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@9b3254085494b55a0f7c4c2b3d2d52cc712ce370  # v4.39.1
+        uses: github/codeql-action/analyze@ff2f1c621b7f889edc0d3c761ac2e6a3f8cdb0dd  # v4.37.7
         with:
           category: "/language:${{ matrix.language }}"

.github/workflows/container-scan.yml

@@ -42,7 +42,7 @@ jobs:
           persist-credentials: false
 
       - name: Lint Dockerfile
-        uses: hadolint/hadolint-action@06be81baf89a55ffd0e24b8f04a4185738dd3387  # v3.5.0
+        uses: hadolint/hadolint-action@2a66e89f53d0771bb131a7fa31f3136336094aa6  # v3.4.0
         with:
           dockerfile: Dockerfile
           # DL3008: pinning apt package versions is impractical on a -slim base

.github/workflows/container-trivy.yml

@@ -61,14 +61,14 @@ jobs:
           persist-credentials: false
 
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069  # v4.4.1
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e  # v4.3.0
         with:
           driver: docker
 
       # Build without pushing so a broken Dockerfile is caught here, and the
       # exact image we ship is what gets scanned.
       - name: Build image
-        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc  # v7.4.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a  # v7.3.0
         with:
           context: .
           push: false
@@ -107,12 +107,12 @@ jobs:
           persist-credentials: false
 
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069  # v4.4.1
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e  # v4.3.0
         with:
           driver: docker
 
       - name: Build image
-        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc  # v7.4.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a  # v7.3.0
         with:
           context: .
           push: false
@@ -133,7 +133,7 @@ jobs:
           TRIVY_DB_REPOSITORY: ghcr.io/aquasecurity/trivy-db:2
 
       - name: Upload Trivy results
-        uses: github/codeql-action/upload-sarif@9b3254085494b55a0f7c4c2b3d2d52cc712ce370  # v4.39.1
+        uses: github/codeql-action/upload-sarif@ff2f1c621b7f889edc0d3c761ac2e6a3f8cdb0dd  # v4.37.7
         with:
           sarif_file: trivy-results.sarif
           category: trivy-image

.github/workflows/dependency-review.yml

@@ -63,7 +63,7 @@ jobs:
           persist-credentials: false
 
       - name: Set up Python
-        uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0  # v7.1.0
+        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97  # v7.0.0
         with:
           python-version: '3.12'
 

.github/workflows/deploy-pages.yml

@@ -47,4 +47,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@368f82528645a54fb793d4d04e342629a3f51346  # v5.0.1
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128  # v5.0.0

.github/workflows/docker-publish.yml

@@ -55,16 +55,16 @@ jobs:
         shell: bash
         run: echo "IMAGE_NAME=${GITHUB_REPOSITORY,,}" >> "$GITHUB_ENV"
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069  # v4.4.1
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e  # v4.3.0
       - name: Log in to GHCR
-        uses: docker/login-action@81c6f93d4bc991e510b342a00b419b3bb4efc5c6  # v4.7.0
+        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f  # v4.6.0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push by digest
         id: build
-        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc  # v7.4.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a  # v7.3.0
         with:
           context: .
           pull: true
@@ -78,7 +78,7 @@ jobs:
           digest="${{ steps.build.outputs.digest }}"
           touch "/tmp/digests/${digest#sha256:}"
       - name: Upload digest
-        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9  # v7.0.2
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1
         with:
           name: digest-${{ matrix.arch }}
           path: /tmp/digests/*
@@ -107,15 +107,15 @@ jobs:
           echo "version=$v" >> "$GITHUB_OUTPUT"
           echo "short=${GITHUB_SHA::7}" >> "$GITHUB_OUTPUT"
       - name: Download digests
-        uses: actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333  # v8.0.2
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c  # v8.0.1
         with:
           path: /tmp/digests
           pattern: digest-*
           merge-multiple: true
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069  # v4.4.1
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e  # v4.3.0
       - name: Log in to GHCR
-        uses: docker/login-action@81c6f93d4bc991e510b342a00b419b3bb4efc5c6  # v4.7.0
+        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f  # v4.6.0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}

.github/workflows/searxng-image.yml

@@ -62,9 +62,9 @@ jobs:
         env:
           SEARXNG_TEST_IMAGE: ${{ steps.image.outputs.image }}
         run: docker pull "$SEARXNG_TEST_IMAGE"
-      - uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
+      - uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
       - name: Check unmodified upstream trust and actual entrypoint offline
-        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
         with:
           context: .
           file: docker/searxng/Dockerfile

.github/workflows/workflow-security.yml

@@ -66,7 +66,7 @@ jobs:
           persist-credentials: false
 
       - name: Set up Python
-        uses: actions/setup-python@6d4fd22b20465ccc0f7354476588e8df7c9ca0e0  # v7.1.0
+        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97  # v7.0.0
         with:
           python-version: '3.12'
 

tests/test_admin_listing_authorization.py

@@ -14,12 +14,22 @@ from routes.auth_routes import SESSION_COOKIE
 from tests.helpers.database import disposable_database
 
 
-@pytest.fixture
+@pytest.fixture(scope="module")
-def authenticated_app(tmp_path, monkeypatch):
+def auth_configuration(tmp_path_factory):
-    monkeypatch.setenv("AUTH_ENABLED", "true")
+    """Hash real fixture passwords once; only immutable bytes are reused."""
-    auth = AuthManager(str(tmp_path / "auth.json"))
+    path = tmp_path_factory.mktemp("admin-auth-seed") / "auth.json"
+    auth = AuthManager(str(path))
     for user, admin in (("member", False), ("admin", True)):
         assert auth.create_user(user, "disposable-test-password", is_admin=admin)
+    return path.read_bytes()
+
+
+@pytest.fixture
+def authenticated_app(tmp_path, monkeypatch, auth_configuration):
+    monkeypatch.setenv("AUTH_ENABLED", "true")
+    path = tmp_path / "auth.json"
+    path.write_bytes(auth_configuration)
+    auth = AuthManager(str(path))
     app = FastAPI()
     app.state.auth_manager = auth
 
@@ -133,3 +143,17 @@ def test_diagnostics_require_real_admin_before_sensitive_work(
         for operation in (stats, rag.get_stats, research.call_research_service,
                           extract_id, transcript, collect, read_log):
             operation.assert_not_called()
+
+
+@pytest.mark.parametrize("instance", [0, 1])
+def test_authenticated_fixture_has_private_users_sessions_and_file(authenticated_app, instance):
+    app, client_for = authenticated_app
+    auth = app.state.auth_manager
+    assert set(auth.users) == {"member", "admin"}
+    assert not auth._sessions
+    with client_for("member") as client:
+        assert auth.get_username_for_token(client.cookies.get(SESSION_COOKIE)) == "member"
+    assert auth.create_user("fixture-local", "disposable-test-password")
+    # Both parameter cases mutate their own file. Any shared manager, mutable
+    # users/sessions or written-back seed makes the next case fail, in any order.
+    assert "fixture-local" in auth.users