diff --git a/qualification/README.md b/qualification/README.md
index 72ddf9a..9469c85 100644
--- a/qualification/README.md
+++ b/qualification/README.md
@@ -248,8 +248,10 @@ part of the Server hook's combined qualification.
 
 ### Composer through a reviewed PHP launcher
 
-The catalog currently admits no PHP CI launcher in `runtime_setups`. The earlier
-Sample App, CLI and Waterline records were withdrawn after the
+The catalog admits only Waterline's corrected PHP 8.2 build launcher in
+`runtime_setups`, with read-only controls, twelve exact source bindings and
+canonical Git modes. Its final hosted caller qualification remains separate.
+The earlier writable Sample App, CLI and Waterline records were withdrawn after the
 [writable control-path finding](https://github.com/durable-workflow/.github/issues/297#issuecomment-6854260334).
 Their repository/state mounts allowed container code to replace a host launcher
 or wrapper before a later nominal verifier invocation. Historical source or TLS
diff --git a/qualification/composer-container-trust.json b/qualification/composer-container-trust.json
index beaeea2..26304e6 100644
--- a/qualification/composer-container-trust.json
+++ b/qualification/composer-container-trust.json
@@ -60,5 +60,72 @@
       ]
     }
   },
-  "runtime_setups": {}
+  "runtime_setups": {
+    "waterline-php82-build": {
+      "target": "waterline",
+      "workflows": {
+        "php.yml": [
+          "build"
+        ]
+      },
+      "commands": [
+        "bash \"$GITHUB_WORKSPACE/scripts/ci/setup-php-container.sh\" \"8.2\""
+      ],
+      "environment": [
+        "WATERLINE_PHP_CI_IMAGE",
+        "WATERLINE_PHP_CI_ROOT",
+        "WATERLINE_PHP_CI_STATE"
+      ],
+      "files": {
+        "docker/php-ci/Dockerfile": {
+          "sha256": "81d23fbbee7e4ee97ca14df9d17982aa664335b94499c5019662259fe0387eaa",
+          "mode": 420
+        },
+        "docker/php-ci/Dockerfile.dockerignore": {
+          "sha256": "a26d7f1f5ae2cac900e5e32bfaa0f08bd7a8435847095990c9bfe09d0edbf264",
+          "mode": 420
+        },
+        "docker/php-ci/verify-php-trust.php": {
+          "sha256": "529c282e7422202bf25565431a6391de388f86dfe5bfd6c75cf21daa56ffa75e",
+          "mode": 420
+        },
+        "docker/brotli/install-vendor.sh": {
+          "sha256": "d7eb8b2a3e0af1c3072a56bcb81632b22f061f211d8fe5e57ee901c8bf94c92f",
+          "mode": 420
+        },
+        "docker/brotli/verify-runtime.php": {
+          "sha256": "580cc465e349f3872eca592355294e7320fe7f1a4560ff5d4c83d5900921c00e",
+          "mode": 420
+        },
+        "docker/brotli/verify-system-brotli.c": {
+          "sha256": "3353927d206aaf5e63157e46be715c6cbee46bac777e29f8f9e25c4c1f656667",
+          "mode": 420
+        },
+        "docker/brotli/version": {
+          "sha256": "e064953e075ddb99fb7b48ad29e215f2dfa075812c127eb1d6ab680e9920fba2",
+          "mode": 420
+        },
+        "scripts/ci/php-container-images.json": {
+          "sha256": "3314ecfd6c32641af1d5475f8e57f4421979f67e05db1f98c79ef7b08d41b944",
+          "mode": 420
+        },
+        "scripts/ci/run-php-container.sh": {
+          "sha256": "27b2601a4907737efa9ce157524e36ef0932df97d2d23b515cf65997e4f3725b",
+          "mode": 493
+        },
+        "scripts/ci/setup-php-container.sh": {
+          "sha256": "db0a276dea94aef70c3873ffc14e0ebf88e5baf4a6145e1a61a281d5835f59e4",
+          "mode": 493
+        },
+        "tests/ci/test_php_container_tls.py": {
+          "sha256": "9b229ac8400a047bfc6cf60ede16db899298e01b3543b840ab692656c2ef28fb",
+          "mode": 420
+        },
+        "tests/ci/test_php_container_isolation.py": {
+          "sha256": "821e1c8db3da47ec502efd704044bffb55b744ce7fe1d42c71c367ba0c9e9924",
+          "mode": 420
+        }
+      }
+    }
+  }
 }
diff --git a/tests/fixtures/waterline-php82-build.yml b/tests/fixtures/waterline-php82-build.yml
index 04f0d03..d1ab354 100644
--- a/tests/fixtures/waterline-php82-build.yml
+++ b/tests/fixtures/waterline-php82-build.yml
@@ -2,6 +2,7 @@
 jobs:
   build:
     needs:
+    - action-policy
     - classify
     - frontend
     if: ${{ needs.classify.outputs.qualification-class == 'complete' }}
diff --git a/tests/test_composer_trust_contract.py b/tests/test_composer_trust_contract.py
index c4c329e..2ea441e 100644
--- a/tests/test_composer_trust_contract.py
+++ b/tests/test_composer_trust_contract.py
@@ -374,13 +374,12 @@ def setUp(self):
         repository = Path(__file__).resolve().parents[1]
         self.policy = json.loads((repository / "qualification/policy.json").read_text())
         self.document = yaml.safe_load((repository / "tests/fixtures/waterline-php82-build.yml").read_text())
-        retired = json.loads((repository / "tests/fixtures/retired-writable-runtime-setups.json").read_text())
-        self.catalog = {"requests": {}, "runtime_setups": {"waterline-php82-build": retired["waterline-php82-build"]}}
+        self.catalog = json.loads((repository / "qualification/composer-container-trust.json").read_text())
         temporary = tempfile.TemporaryDirectory()
         self.addCleanup(temporary.cleanup)
         self.root = Path(temporary.name)
-        # Exercise mandatory enumeration using inert historical recipe data.
-        # This fixture grants no admission in the current production catalog.
+        # Bind inert bytes to the corrected recipe to exercise the actual target
+        # policy offline. Retired sources have separate refusal controls.
         recipe = self.catalog["runtime_setups"]["waterline-php82-build"]
         for name, expected in recipe["files"].items():
             path = self.root / name
@@ -400,6 +399,12 @@ def check(self, document):
     def test_proposed_build_enumerates_all_guarded_requests(self):
         self.assertEqual(4, len(self.check(self.document)))
 
+    def test_proposed_build_accepts_canonical_git_checkout_permissions(self):
+        recipe = self.catalog["runtime_setups"]["waterline-php82-build"]
+        for name, expected in recipe["files"].items():
+            (self.root / name).chmod(0o755 if expected["mode"] & 0o100 else 0o644)
+        self.assertEqual(4, len(self.check(self.document)))
+
     def test_deleting_every_live_verifier_cannot_disable_enumeration(self):
         document = deepcopy(self.document)
         steps = document["jobs"]["build"]["steps"]