diff --git a/.claude/skills/porting-to-canyonos/SKILL.md b/.claude/skills/porting-to-canyonos/SKILL.md
index 7d4a092b..a4be1df0 100644
--- a/.claude/skills/porting-to-canyonos/SKILL.md
+++ b/.claude/skills/porting-to-canyonos/SKILL.md
@@ -21,7 +21,7 @@ Copy this checklist into the response and update it while working:
 Port progress:
 - [ ] 1. Prepare `.car`
 - [ ] 2. Survey the copy and choose service boundaries
-- [ ] 3. Write adapters, workflow, declarations, and reviewed configuration
+- [ ] 3. Write adapters, workflow, test input, declarations, and reviewed configuration
 - [ ] 4. Gap validation exits 0; report readiness and stop
 ```
 
diff --git a/.claude/skills/porting-to-canyonos/references/adapter.md b/.claude/skills/porting-to-canyonos/references/adapter.md
index 4fbb841c..2e8c953b 100644
--- a/.claude/skills/porting-to-canyonos/references/adapter.md
+++ b/.claude/skills/porting-to-canyonos/references/adapter.md
@@ -3,8 +3,9 @@
 **When:** after selecting service boundaries, before writing an adapter or
 workflow.
 
-**Output:** one loadable adapter per service and one workflow exposing
-`main(query: str)`.
+**Output:** one loadable adapter per service, one workflow exposing
+`main(query: str)`, and `.car/config/test_query.txt` holding one input that
+workflow accepts.
 
 Use this order:
 
@@ -12,6 +13,7 @@ Use this order:
 2. Write a no-argument synchronous adapter around source-owned behavior.
 3. Bridge async or session state only when the source requires it.
 4. Write the workflow and preserve parallel dispatch.
+5. Write the workflow's test input.
 
 Complete `manifest.md`, then validate only the authored contracts that CanyonOS
 does not already guarantee.
@@ -22,6 +24,7 @@ only when a container loads.
 ## Contents
 
 - Adapter and workflow shape
+- Workflow input and its test case
 - Choosing the entrypoint
 - Bridging async
 - Multi-turn and session state
@@ -55,6 +58,20 @@ results = [json.loads(future.value()) for future in futures]
 
 Combining dispatch and `.value()` in one comprehension serializes the work.
 
+## Workflow input and its test case
+
+`query` is always a `str`. Parse richer input out of it inside `main`
+(`int(query)`, `json.loads(query)`). Future arguments and `.value()` results
+are also text; the yaml `type` does not coerce them.
+
+Write one eligible input to `.car/config/test_query.txt`: the required input
+only, taken from the source, with no comments, quotes, or `{"query": ...}`
+wrapper. End-to-end testing sends it verbatim:
+
+```bash
+canyonos test "$(cat .car/config/test_query.txt)"
+```
+
 ## Choosing the entrypoint
 
 The entrypoint is the one module in the copy the build destroys: each agent's
diff --git a/.claude/skills/porting-to-canyonos/references/preparation.md b/.claude/skills/porting-to-canyonos/references/preparation.md
index 3f785ffc..a495ba26 100644
--- a/.claude/skills/porting-to-canyonos/references/preparation.md
+++ b/.claude/skills/porting-to-canyonos/references/preparation.md
@@ -33,6 +33,7 @@ The port lives entirely inside `.car/`, next to the application source:
 .car/config/global_controller.yaml   deployment manifest
 .car/config/policy.yaml              optional access restriction
 .car/config/<name>.yaml              one callable surface per service
+.car/config/test_query.txt           one eligible workflow input, verbatim
 .car/app/                            a copy of the application source
 .car/app/<dir>/<name>.py             adapter beside the code it wraps
 .car/app/<dir>/<name>_workflow.py    HTTP entry point; calls deploy()
diff --git a/.claude/skills/porting-to-canyonos/validation/dependencies.py b/.claude/skills/porting-to-canyonos/validation/dependencies.py
index 3a469c93..5a9006c2 100644
--- a/.claude/skills/porting-to-canyonos/validation/dependencies.py
+++ b/.claude/skills/porting-to-canyonos/validation/dependencies.py
@@ -178,7 +178,7 @@ def check_requirements_coverage(
             f"something other than `{name}`, declare that name in "
             f"{report.rel(config_path)}."
         )
-        report.error(
+        report.warn(
             "W006",
             where,
             lineno,