crystal handle decompression already by itself

src/invidious/config.cr

@@ -269,16 +269,16 @@ class Config
         end
     {% end %}
 
-    if !CONFIG.invidious_companion.empty?
+    if !config.invidious_companion.empty?
       # invidious_companion and signature_server can't work together
-      if CONFIG.signature_server
+      if config.signature_server
         puts "Config: You can not run inv_sig_helper and invidious_companion at the same time."
         exit(1)
       end
-      if CONFIG.invidious_companion_key.empty?
+      if config.invidious_companion_key.empty?
         puts "Config: Please configure a key if you are using invidious companion."
         exit(1)
-      elsif CONFIG.invidious_companion_key == "CHANGE_ME!!"
+      elsif config.invidious_companion_key == "CHANGE_ME!!"
         puts "Config: The value of 'invidious_companion_key' needs to be changed!!"
         exit(1)
       end

src/invidious/yt_backend/youtube_api.cr

@@ -685,7 +685,6 @@ module YoutubeAPI
   ) : Hash(String, JSON::Any)
     headers = HTTP::Headers{
       "Content-Type"    => "application/json; charset=UTF-8",
-      "Accept-Encoding" => "gzip",
       "Authorization"   => "Bearer " + CONFIG.invidious_companion_key,
     }
 
@@ -698,7 +697,7 @@ module YoutubeAPI
     begin
       response = make_client(CONFIG.invidious_companion.sample,
         &.post(endpoint, headers: headers, body: data.to_json))
-      body = self._decompress(response.body_io, response.headers["Content-Encoding"]?)
+      body = response.body
       if (response.status_code != 200)
         raise Exception.new("Error while communicating with Invidious companion: \
                               status code: " + response.status_code.to_s + " and body: " + body)