hetzner-infra/mail/postfix/main.cf, branch master Unnamed repository; edit this file 'description' to name the repository. Switch mail container from SES relay to direct delivery 2026-06-08T16:34:02+00:00 yyamashita yyamashita@hetzner.yyamashita.com 2026-06-08T16:34:02+00:00 733ae6e5c4362aa85d54cb7b0674483d3f6862cd Port 25 outbound is no longer blocked on Hetzner, so SES relay is unnecessary. Remove relayhost, SASL auth config, and libsasl2-modules. Postfix now delivers directly to recipient MX; inet_protocols=ipv4 already present to avoid IPv6 PTR issues. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> 
Port 25 outbound is no longer blocked on Hetzner, so SES relay is
unnecessary. Remove relayhost, SASL auth config, and libsasl2-modules.
Postfix now delivers directly to recipient MX; inet_protocols=ipv4
already present to avoid IPv6 PTR issues.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Configure Amazon SES relay for Postfix (port 25 blocked by Hetzner) 2026-06-01T12:42:57+00:00 yyamashita yyamashita@hetzner.yyamashita.com 2026-06-01T12:42:57+00:00 1b3eded34ae693b8662487b9c54a21e4fec1b07f SES credentials are injected via .env file (not committed). entrypoint.sh creates sasl_passwd at runtime from SES_ACCESS_KEY_ID / SES_SMTP_PASSWORD. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> 
SES credentials are injected via .env file (not committed). entrypoint.sh
creates sasl_passwd at runtime from SES_ACCESS_KEY_ID / SES_SMTP_PASSWORD.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Fix milter IPv4 binding and container DNS for MX lookups 2026-06-01T12:25:41+00:00 yyamashita yyamashita@hetzner.yyamashita.com 2026-06-01T12:25:41+00:00 1d860809974b246ffe9f1fd31b147487312c91d5 - opendkim.conf / main.cf: localhost → 127.0.0.1 (getent がIPv6を優先し Postfix の inet_protocols=ipv4 と競合していた) - docker-compose.yml: dns: 8.8.8.8/1.1.1.1 を追加 (Docker embedded DNS が MX クエリを解決できなかった) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> 
- opendkim.conf / main.cf: localhost → 127.0.0.1 (getent がIPv6を優先し
  Postfix の inet_protocols=ipv4 と競合していた)
- docker-compose.yml: dns: 8.8.8.8/1.1.1.1 を追加 (Docker embedded DNS が
  MX クエリを解決できなかった)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add Postfix+OpenDKIM MTA with txt-based domain management 2026-06-01T12:14:58+00:00 yyamashita yyamashita@hetzner.yyamashita.com 2026-06-01T12:14:58+00:00 c55ae2d5daf229b12556d6283ba4e5e8161a5eb5 - mail/ ディレクトリ追加: Postfix + OpenDKIM の Docker コンテナ - mail/domains.txt で送信ドメインを管理（現在: golive.yyamashita.com） - install.sh が domains.txt から KeyTable/SigningTable を動的生成 - setup-route53.py で SPF/DKIM/DMARC を Route 53 に一括設定 - post-receive フックに mail/deploy.sh を追加 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> 
- mail/ ディレクトリ追加: Postfix + OpenDKIM の Docker コンテナ
- mail/domains.txt で送信ドメインを管理（現在: golive.yyamashita.com）
- install.sh が domains.txt から KeyTable/SigningTable を動的生成
- setup-route53.py で SPF/DKIM/DMARC を Route 53 に一括設定
- post-receive フックに mail/deploy.sh を追加

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>