refactor: move sam2-segmentation from analysis to annotation category

- Move skill directory: skills/analysis/ → skills/annotation/
- Update README.md skill catalog table accordingly

Author: solderzzc

README.md

@@ -70,9 +70,9 @@ Each skill is a self-contained module with its own model, parameters, and [commu
 |----------|-------|--------------|:------:|
 | **Detection** | [`yolo-detection-2026`](skills/detection/yolo-detection-2026/) | Real-time 80+ class detection — auto-accelerated via TensorRT / CoreML / OpenVINO / ONNX | ✅|
 | **Analysis** | [`home-security-benchmark`](skills/analysis/home-security-benchmark/) | [143-test evaluation suite](#-homesec-bench--how-secure-is-your-local-ai) for LLM & VLM security performance | ✅ |
-| | [`sam2-segmentation`](skills/analysis/sam2-segmentation/) | Click-to-segment with pixel-perfect masks | 📐 |
 | **Privacy** | [`depth-estimation`](skills/transformation/depth-estimation/) | [Real-time depth-map privacy transform](#-privacy--depth-map-anonymization) — anonymize camera feeds while preserving activity | ✅ |
-| **Annotation** | [`dataset-annotation`](skills/annotation/dataset-annotation/) | AI-assisted labeling → COCO export | 📐 |
+| **Annotation** | [`sam2-segmentation`](skills/annotation/sam2-segmentation/) | Click-to-segment with pixel-perfect masks | 📐 |
+| | [`dataset-annotation`](skills/annotation/dataset-annotation/) | AI-assisted labeling → COCO export | 📐 |
 | **Camera Providers** | [`eufy`](skills/camera-providers/eufy/) · [`reolink`](skills/camera-providers/reolink/) · [`tapo`](skills/camera-providers/tapo/) | Direct camera integrations via RTSP | 📐 |
 | **Streaming** | [`go2rtc-cameras`](skills/streaming/go2rtc-cameras/) | RTSP → WebRTC live view | 📐 |
 | **Channels** | [`matrix`](skills/channels/matrix/) · [`line`](skills/channels/line/) · [`signal`](skills/channels/signal/) | Messaging channels for Clawdbot agent | 📐 |