fix: scan status=unregistered not shown as registered; feat: config API for auto-pipeline/watcher-auto-register

docs_v1.0/API_WORKSPACE/modules/03_register.md

@@ -11,7 +11,8 @@
 
 Register a video file for processing. Returns the file's metadata and UUID.
 
-**New in v0.1.2**: Registration now **automatically triggers the processing pipeline** — no need to call `POST /api/v1/file/:file_uuid/process` separately. The system will:
+Registration can **automatically trigger the processing pipeline** if the
+[auto-pipeline toggle](/api/v1/config/auto-pipeline) is enabled (disabled by default). The system will:
 1. Register the file and run ffprobe
 2. Auto-run offline TMDb probe (reads local identity files, no API calls)
 3. Create a monitor job for the worker

docs_v1.0/API_WORKSPACE/modules/10_pipeline.md

@@ -125,6 +125,59 @@ curl -s -X POST "$API/api/v1/config/cache" \
   -d '{"enabled": false}'
 ```
 
+### `POST /api/v1/config/auto-pipeline`
+
+**Auth**: Required
+**Scope**: system-level
+
+Toggle automatic processing pipeline trigger on file registration (disabled by default).
+
+#### Request Parameters
+
+| Field | Type | Required | Description |
+|-------|------|----------|-------------|
+| `enabled` | boolean | Yes | `true` to enable auto-pipeline, `false` to disable |
+
+#### Example
+
+```bash
+# Enable auto-pipeline
+curl -s -X POST "$API/api/v1/config/auto-pipeline" \
+  -H "Content-Type: application/json" \
+  -H "X-API-Key: $KEY" \
+  -d '{"enabled": true}'
+
+# Disable auto-pipeline
+curl -s -X POST "$API/api/v1/config/auto-pipeline" \
+  -H "Content-Type: application/json" \
+  -H "X-API-Key: $KEY" \
+  -d '{"enabled": false}'
+```
+
+### `POST /api/v1/config/watcher-auto-register`
+
+**Auth**: Required
+**Scope**: system-level
+
+Toggle automatic registration of newly detected files in the watcher (disabled by default).
+When enabled, the file watcher automatically pre-processes and registers new files into the database.
+
+#### Request Parameters
+
+| Field | Type | Required | Description |
+|-------|------|----------|-------------|
+| `enabled` | boolean | Yes | `true` to enable watcher auto-register, `false` to disable |
+
+#### Example
+
+```bash
+# Enable watcher auto-register
+curl -s -X POST "$API/api/v1/config/watcher-auto-register" \
+  -H "Content-Type: application/json" \
+  -H "X-API-Key: $KEY" \
+  -d '{"enabled": true}'
+```
+
 ### Unmounted Routes
 
 The following routes are defined in source code but are **NOT** currently mounted in the router: