blueskyAPIが処理されなくなったので、対応を行った話.

    public function cardPost($text, $imagePath = null, $link = null)
    {
        $imageUri = $imagePath ? $this->uploadImage($imagePath) : null;

        $record = [
            "\$type" => "app.bsky.feed.post",
            "text" => $text,
            "createdAt" => Carbon::now()->format('c'),
        ];

        if ($imageUri && $link) {
            $record['embed'] = [
                "\$type" => "app.bsky.embed.external",
                "external" => [
                    "uri" => $link,
                    "title" => $text,
                    "description" => $text,
                    "thumb" => $imageUri
                ]
            ];
        }

        $ch = curl_init("https://bsky.social/xrpc/com.atproto.repo.createRecord");
        curl_setopt_array($ch, [
            CURLOPT_CONNECTTIMEOUT => 10,
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_POST => true,
            CURLOPT_HTTPHEADER => [
                "Content-Type: application/json",
                "Authorization: Bearer {$this->jwt}",
            ],
            CURLOPT_POSTFIELDS => json_encode([
                "repo" => $this->handle,
                "collection" => "app.bsky.feed.post",
                "record" => $record,
            ]),
        ]);

        $response = curl_exec($ch);
        curl_close($ch);

        return json_decode($response, true);
    }