~dricottone/container-images

Late Alpine 3.19 updates
Update apkbuilder

Update version to 3.19.

Laying groundwork for multiple supported versions of Alpine in
apkbuilder.
Added simple-chat
Logging configuration updates
Restrictions on postfix

Adding rate limiting and proper security to the postfix images by
default.
Loki config fix

Loki seems to immediately fall over itself given default configurations.
Too many requests due to too much sharding/parallelization? Hard for me
to say. In any case, by changing `parallelise_shardable_queries`, and by
making `max_outstanding_per_tenant` and `split_queries_by_interval`
settings explicit (because in theory these are already the default
settings...), I hope to acheive a more robust service.
Logging stack

syslog-ng -> promtail -> loki -> grafana

A new tag for haproxy which supports syslog logging with practically no
configuration required.
Advertise last commit's tag
Adding a WebDAV variant of Nginx
Addendum to re-fixing encryption
Re-fixing encryption

So while I will continue to prefer port 465, in order to support
public-facing port 587, it really is best to enable wrapper mode only
for the appropriate service. In which case, it should be enabled in
`master.cf` NOT `main.cf`.

Also, to better set relay restrictions, I'm fixing `mydestinations` and
adding `relay_domains`.
Fix encryption setup

Configuration was a bit confused on account of running both SMTPD and
Submission ports. I am going to prefer port 465 with implicit TLS, and
to correctly support that mode I am setting wrapper mode on.
Proxy and TLS updates

Include configuration for proxying on HTTP 1.1, which enabled keepalive.
Also adding configuration for automatic connection upgrading as needed.

Update configuration for TLS ciphers.

Include a simple configuration file for enabling encryption.
Adding recipient_canonical maps to Postfix
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