Add TvSimply client

Data taken from: 8cf658151f, 689fb0b90e and b15f623dab

docker/Dockerfile

@@ -32,7 +32,7 @@ RUN --mount=type=cache,target=/root/.cache/crystal if [[ "${release}" == 1 ]] ;
         --link-flags "-lxml2 -llzma"; \
     fi
 
-FROM alpine:3.22
+FROM alpine:3.21
 RUN apk add --no-cache rsvg-convert ttf-opensans tini tzdata
 WORKDIR /invidious
 RUN addgroup -g 1000 -S invidious && \

docker/Dockerfile.arm64

@@ -1,5 +1,5 @@
-FROM alpine:3.22 AS builder
-RUN apk add --no-cache 'crystal=1.16.3-r0' shards sqlite-static yaml-static yaml-dev libxml2-static \
+FROM alpine:3.21 AS builder
+RUN apk add --no-cache 'crystal=1.14.0-r0' shards sqlite-static yaml-static yaml-dev libxml2-static \
        zlib-static openssl-libs-static openssl-dev musl-dev xz-static
 
 ARG release
@@ -33,7 +33,7 @@ RUN --mount=type=cache,target=/root/.cache/crystal if [[ "${release}" == 1 ]] ;
         --link-flags "-lxml2 -llzma"; \
     fi
 
-FROM alpine:3.22
+FROM alpine:3.21
 RUN apk add --no-cache rsvg-convert ttf-opensans tini tzdata
 WORKDIR /invidious
 RUN addgroup -g 1000 -S invidious && \

src/invidious/yt_backend/youtube_api.cr

@@ -42,6 +42,7 @@ module YoutubeAPI
 
     TvHtml5
     TvHtml5ScreenEmbed
+    TvSimply
   end
 
   # List of hard-coded values used by the different clients
@@ -178,6 +179,11 @@ module YoutubeAPI
       version:    "2.0",
       screen:     "EMBED",
     },
+    ClientType::TvSimply => {
+      name:       "TVHTML5_SIMPLY",
+      name_proto: "74",
+      version:    "1.0",
+    },
   }
 
   ####################################################################