Refactor tool execution pipeline

tools/amap/specs/amap_route_plan.tool.yaml

@@ -0,0 +1,20 @@
+name: amap_route_plan
+desc: 规划两点之间的出行路线。支持驾车(driving)、步行(walking)、骑行(riding)、公交(transit)四种方式。返回距离和预计耗时。用于"从家到公司怎么走""走过去要多久"等问题
+type: http
+tool: amap
+command: route_plan
+path: /target/release/amap
+risk_level: low
+timeout_secs: 15
+env:
+  - AMAP_KEY
+params:
+  - name: origin
+    required: true
+    desc: 起点经纬度坐标，格式"经度,纬度"。可先用 amap_geocode 将地名转为坐标
+  - name: destination
+    required: true
+    desc: 终点经纬度坐标，格式"经度,纬度"。可先用 amap_geocode 将地名转为坐标
+  - name: type
+    required: false
+    desc: 出行方式：driving(驾车)、walking(步行)、riding(骑行)、transit(公交)。默认 driving