profile-based whitelist for walkingSpeed

index.js

@@ -182,11 +182,14 @@ const createClient = (profile, userAgent, request = _request) => {
 		if (!['slow','normal','fast'].includes(opt.walkingSpeed)) {
 			throw new Error('opt.walkingSpeed must be one of these values: "slow", "normal", "fast".')
 		}
-		const gisFltrL = [{
+		const gisFltrL = []
+		if (profile.journeysWalkingSpeed) {
+			gisFltrL.push({
 				meta: 'foot_speed_' + opt.walkingSpeed,
 				mode: 'FB',
 				type: 'M'
-		}]
+			})
+		}
 
 		// With protocol version `1.16`, the VBB endpoint *used to* fail with
 		// `CGI_READ_FAILED` if you pass `numF`, the parameter for the number

p/vbb/index.js

@@ -142,6 +142,7 @@ const vbbProfile = {
 	formatStation,
 
 	journeysNumF: true,
+	journeysWalkingSpeed: true,
 	trip: true,
 	radar: true,
 	reachableFrom: true