Bump crystallang/crystal from 1.16.3-alpine to 1.17.1-alpine in /docker

Bumps crystallang/crystal from 1.16.3-alpine to 1.17.1-alpine.

---
updated-dependencies:
- dependency-name: crystallang/crystal
  dependency-version: 1.17.1-alpine
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM crystallang/crystal:1.16.3-alpine AS builder
+FROM crystallang/crystal:1.17.1-alpine AS builder
 
 RUN apk add --no-cache sqlite-static yaml-static
 

src/invidious/routes/embed.cr

@@ -20,7 +20,7 @@ module Invidious::Routes::Embed
         return error_template(500, ex)
       end
 
-      url = "/embed/#{first_playlist_video.id}?#{env.params.query}"
+      url = "/embed/#{first_playlist_video}?#{env.params.query}"
 
       if env.params.query.size > 0
         url += "?#{env.params.query}"