Add HttpRequest and HttpResponse msg types (#2)

* add HttpRawRequest and HttpRawResponse msg types

* Rename HTTP message types and improve comments

- Rename HttpRawRequest/HttpRawResponse to HttpRequest/HttpResponse
- Add detailed field documentation following polymath_msgs conventions
- Remove misleading "logging" designation

Author: jon-mcmillan

CMakeLists.txt

@@ -41,6 +41,8 @@ rosidl_generate_interfaces(${PROJECT_NAME}
   "msg/RouteNode.msg"
   "msg/RouteEdge.msg"
   "msg/Route.msg"
+  "msg/HttpRequest.msg"
+  "msg/HttpResponse.msg"
   "srv/FetchRouteNode.srv"
   "srv/ModifyRouteNode.srv"
   "srv/ModifyRouteEdge.srv"

msg/HttpRequest.msg

@@ -0,0 +1,28 @@
+# HTTP request message
+
+# Standard ROS header
+std_msgs/Header header
+
+# Unique identifier for this request
+string request_id
+
+# HTTP method (GET, POST, PUT, DELETE, etc.)
+string method
+
+# Request path (e.g. /v2/polymath-feedback)
+string path
+
+# Query string parameters
+string query
+
+# Size of the request body in bytes
+uint32 bytes
+
+# HTTP headers as key-value pairs
+polymath_msgs/KeyValue[] headers
+
+# Raw body data
+uint8[] body
+
+# Body data as text (for non-binary content)
+string body_text

msg/HttpResponse.msg

@@ -0,0 +1,31 @@
+# HTTP response message
+
+# Standard ROS header
+std_msgs/Header header
+
+# Unique identifier matching the original request
+string request_id
+
+# HTTP method from the original request
+string method
+
+# Request path from the original request
+string path
+
+# HTTP status code (200, 404, 500, etc.)
+uint16 status_code
+
+# Size of the response body in bytes
+uint32 bytes
+
+# Response time in milliseconds
+float64 duration_ms
+
+# HTTP headers as key-value pairs
+polymath_msgs/KeyValue[] headers
+
+# Raw body data
+uint8[] body
+
+# Body data as text (for non-binary content)
+string body_text