updated sensor config for better visualization

移除已删除的标定目录同步项，避免同步失败；将 Ruff 版本写成依赖约束，避免被误判为 SDK 版本。快速回归398项通过，六个 wheel 通过静态及视频检查。

data/calibrations/.gitignore

@@ -1,4 +0,0 @@
-*
-!*/
-!.gitignore
-!.gitkeep

data/calibrations/box/.gitkeep

@@ -1 +0,0 @@
-

data/calibrations/finger/.gitkeep

@@ -1 +0,0 @@
-

data/calibrations/mini/.gitkeep

@@ -1 +0,0 @@
-

docs/code-review.md

@@ -51,7 +51,7 @@ ruff format <changed files>
 
 `$RUFF` may point at a specific ruff binary; otherwise `tools/lint_gate.py` uses `PATH` or the one
 beside the interpreter. **Pin the version**: the gate prints the version it ran, and findings differ
-between versions, so a runner must install the same one the developers use (currently 0.16.9).
+between versions, so a runner must install the same one the developers use (`ruff==0.16.9`).
 
 ## What this found when it was introduced
 

sensors/box/sensor.json

@@ -42,8 +42,8 @@
   },
   "contact": {
     "min_contour_area": 3000,
-    "flow_threshold":5,
-    "div_threshold":0.05,
+    "flow_threshold":0.2,
+    "div_threshold":0.007,
     "expansion_threshold": 0.01,
     "kernel_size": [5,5],
     "denoise_sigma": 12

sensors/finger/sensor.json

@@ -34,7 +34,7 @@
   "contact": {
     "min_contour_area": 3000,
     "flow_threshold": 0.2,
-    "div_threshold": 0.022,
+    "div_threshold": 0.007,
     "expansion_threshold": 0.01,
     "kernel_size": [5, 5],
     "denoise_sigma": 12

sensors/mini/sensor.json

@@ -42,8 +42,8 @@
   },
   "contact": {
     "min_contour_area": 3000,
-    "flow_threshold":5,
-    "div_threshold":0.05,
+    "flow_threshold":0.2,
+    "div_threshold":0.007,
     "expansion_threshold": 0.01,
     "kernel_size": [5,5],
     "denoise_sigma": 12

tools/downstream_sync_manifest.json

@@ -8,12 +8,6 @@
         {"from": "docs", "to": "docs", "include": ["get_started.md", "api.md"]},
         {"from": "examples", "to": "examples", "exclude": ["__pycache__", "*.pyc", "*.pyo"]},
         {"from": "config", "to": "config", "include": ["box.json", "finger.json", "mini.json"]},
-        {"from": "data/calibrations", "to": "data/calibrations", "include": [
-          ".gitignore",
-          "box/.gitkeep",
-          "mini/.gitkeep",
-          "finger/.gitkeep"
-        ]},
         {"from": "sensors", "to": "sensors", "include": [
           "box/sensor.json",
           "box/force_calibration.json",