heroku対応のdiscord botに音楽を流すコマンドを知りたい

やりたいこと
heroku対応discord bot music機能を作りたい

調べてみましたがyoutube-dl,ffmpegが使えません

herokuはgithubで繋いでます
ディレクトリ構成

Github
|--cogs
|   |--_init_.py
|   |---LibeCog2.py
|   |---music.py
|   LibeCog.py
main.py

開発環境

python-3.9.5
discord.py=1.7.3

main.py

python
1from discord.ext import commands
2import traceback
3import discord
4from datetime import datetime, timedelta
5import datetime
6
7INITIAL_EXTENSIONS = ['cogs.LibeCog','cogs.LibeCog2','cogs.music']
8
9now = datetime.datetime.now()
10
11# コグとして用いるクラスを定義。
12
13
14class LibeBot(commands.Bot):
15    def __init__(self, command_prefix):
16        # スーパークラスのコンストラクタに値を渡して実行。
17        super().__init__(command_prefix)
18
19        # INITIAL_COGSに格納されている名前から、コグを読み込む。
20        # エラーが発生した場合は、エラー内容を表示。
21        for cog in INITIAL_EXTENSIONS:
22            try:
23                self.load_extension(cog)
24            except Exception:
25                traceback.print_exc()
26                
27       
28
29
30    async def on_ready(self):
31        print('--------------------------------------')
32        print('Logged on as {0}!'.format(self.user))
33        print('--------------------------------------')
34        print(self.user.id)
35        print('--------------------------------------')
36        print('ログインしました。')
37        print('--------------------------------------')
38        print(now.date())
39        print('--------------------------------------')
40        print('discord.pyバージョン',discord.__version__)
41        print('--------------------------------------')
42
43if __name__ == '__main__':
44    bot = LibeBot(command_prefix='.')
45    bot.run('TOKEN')

LibeCog.py

python
1import discord
2import logging
3import abc
4import requests
5from discord.ext import tasks, commands
6import aiohttp
7from pprint import pprint
8import asyncio
9import json
10import typing
11import traceback
12import random
13import time
14import re
15from discord.ext import commands
16from datetime import datetime, timedelta
17import datetime
18import sys
19from pytz import timezone
20import socket
21
22
23now = datetime.datetime.now()
24
25intents = discord.Intents.all()
26
27CHANNEL_ID = 845440592258662433
28
29host = socket.gethostname()
30print('--------------------------------------')
31print(host)
32
33# ipアドレスを取得、表示
34ip = socket.gethostbyname(host)
35print('--------------------------------------')
36print("IPアドレス",ip)
37
38# コグとして用いるクラスを定義。
39class LibeCog(commands.Cog):            
40            
41    @commands.command()
42    async def k(self, ctx):
43        async with ctx.typing():
44            await asyncio.sleep(4)
45            await ctx.send("https://c.tenor.com/Jt0VfYbpyAoAAAAC/%E3%82%AD%E3%82%BA%E3%83%8A%E3%82%A2%E3%82%A4-kizuna-ai.gif")
46            print("年",now.year,"月",now.month,"日",now.day,)          
47           
48    @commands.command()
49    async def typing(self, ctx):
50        async with ctx.typing(): # 送られてきたチャンネルで入力中と表示させる
51            await asyncio.sleep(3) # 重い処理をwith内で書く。（一例）
52            await ctx.send("?")
53            
54    @commands.command()
55    async def gg(self, ctx):
56            await ctx.send("https://storage.googleapis.com/support-forums-api/attachment/message-119416521-7110180789076656037.gif")                
57            
58    @commands.command()
59    async def bbf(self, ctx):
60            await ctx.send("https://thumbs.gfycat.com/AcademicAffectionateFoal-size_restricted.gif")            
61            
62    @commands.command()
63    async def hiroyuki(self, ctx):
64            await ctx.send("http://livedoor.blogimg.jp/source_2ch/imgs/9/7/971eec30.gif")       
65
66    @commands.command()
67    async def hiroyuki1(self, ctx):
68            await ctx.send("https://up.gc-img.net/post_img/2021/06/p4JCYlTEdYbcpMF_S3lMY_193.gif")            
69            
70def setup(bot):
71    print('--------------------------------------------------')
72    print('LibeCogファイルを読み込んだよ！')
73    bot.add_cog(LibeCog(bot))

LibeCog2.py

python
1from discord.ext import tasks, commands
2import discord
3import logging
4import abc
5import requests
6import aiohttp
7from pprint import pprint
8import asyncio
9import json
10import typing
11import traceback
12import random
13import time
14import re
15from discord.ext import commands
16from datetime import datetime, timedelta
17import datetime
18import sys
19from pytz import timezone
20import socket
21from icrawler.builtin import GoogleImageCrawler
22
23now = datetime.datetime.now()
24
25intents = discord.Intents.all()
26
27
28CHANNEL_ID = 845440592258662433
29
30random_contents_Marsh = [
31    "https://biz-journal.jp/images/post_13572_20160131.jpg",
32]
33
34
35
36
37
38
39
40
41class LibeCog2(commands.Cog):  
42
43    @commands.Cog.listener()
44    async def on_message(self, message):     
45  
46        print('メッセージが来たよ→ {0.author}: {0.content}'.format(message))
47
48                      
49            
50        if message.content.startswith('/id'):
51            await message.channel.send('PaL_Libe')
52
53        if message.content == '!bot':
54            await message.channel.send('```BOT discordバージョン起動中です。```')
55
56        if message.content.startswith('Hi'):
57            await message.channel.send(message.author.mention + 'こんちゃーす')
58
59        if message.content.startswith('/nhk'):
60            await message.channel.send(
61                message.author.mention +
62                'https://gendai.ismedia.jp/mwimgs/2/7/-/img_27d1ecc00191cbbf4d98e1129f2399f544134.jpg'
63            )
64
65        if message.content.startswith('/2'):
66            await message.channel.send(
67                message.author.mention +
68                'https://img.huffingtonpost.com/asset/5c6389752300007601224077.jpeg?ops=1200_630'
69            )
70
71
72        if message.content.startswith('/日にち'):
73            await message.channel.send(f"```{now.date()}です。```")
74
75        if message.content.startswith('/clean'):
76            await message.channel.purge()
77            await message.channel.send('????✡????????☼✡⚐????????✋????✌????✋❄✌')
78                                
79        if message.channel.id != CHANNEL_ID: # チャンネルが違う場合は無視する
80            return
81            
82        if message.content == '/k9':
83            await message.channel.send('https://www.animatetimes.com/news/details.php?id=1592974623')
84            await asyncio.sleep(2)
85            await message.channel.send('https://news.cos-lab.com/wp-content/uploads/2018/08/hiEp1H7KWX.jpg')    
86            await asyncio.sleep(2)            
87            await message.channel.send('https://images-fe.ssl-images-amazon.com/images/I/51US4E54Y4L.jpg')
88            await asyncio.sleep(2)
89            await message.channel.send('https://contents.oricon.co.jp/upimg/news/20180807/2117032_201808070014772001533592817c.jpg')
90            await asyncio.sleep(2)
91            await message.channel.send('https://news.cos-lab.com/wp-content/uploads/2017/12/86f2a39154e57c2a1b63922da65f2306_great_cosplayer.jpg')
92            await asyncio.sleep(2)
93            await message.channel.send('https://news.cos-lab.com/wp-content/uploads/2017/12/16c737a917905d48173f91bf03e720b3_great_cosplayer.jpg')
94            await asyncio.sleep(2)
95            await message.channel.send('https://livedoor.blogimg.jp/asagawoblog/imgs/1/c/1c736813.jpg')
96            await asyncio.sleep(2)
97            await message.channel.send('https://news.cos-lab.com/wp-content/uploads/2017/12/437b8c7e296992f8d1466c04ac5b1aff_great_cosplayer.jpg')
98            await asyncio.sleep(5)
99            await message.channel.send('情報漏洩防止の為この情報は一分で削除します')
100            await asyncio.sleep(60)
101            await message.channel.purge()
102            await asyncio.sleep(3)
103            await message.channel.send('削除が完了しました。')
104   
105        if message.content == "/k92":
106            content = random.choice(random_contents_Marsh)
107            await message.channel.send(content)            
108
109
110def setup(bot):
111    print('--------------------------------------------------')
112    print('LibeCog2ファイルを読み込んだよ！')
113    bot.add_cog(LibeCog2(bot))

music.py

python
1from discord.ext import tasks, commands
2import discord
3import logging
4import abc
5import requests
6import aiohttp
7from pprint import pprint
8import asyncio
9import json
10import typing
11import traceback
12import random
13import time
14import re
15from discord.ext import commands
16from datetime import datetime, timedelta
17import datetime
18import sys
19from pytz import timezone
20import socket
21from icrawler.builtin import GoogleImageCrawler
22
23
24      
25#client = discord.Client()
26
27
28
29      
30class LibeMusic(commands.Cog):  
31
32
33
34
35    @commands.Cog.listener()
36    async def on_message(self, message):    
37      
38        if message.content == "!join":
39            if message.author.voice is None:
40                await message.channel.send("あなたはボイスチャンネルに接続していません。")
41                return
42        # ボイスチャンネルに接続する
43            await message.author.voice.channel.connect()
44            await message.channel.send("接続しました。")
45
46        elif message.content == "!leave":
47            if message.guild.voice_client is None:
48                await message.channel.send("接続していません。")
49                return
50
51        # 切断する
52            await message.guild.voice_client.disconnect()
53
54            await message.channel.send("切断しました。")
55      
56      
57  
58def setup(bot):
59    print('--------------------------------------------------')
60    print('LibeMusicファイルを読み込んだよ！')
61    bot.add_cog(LibeMusic(bot))