add payton's sections to chapter 9; remove unnecessary sections/screenshots, reformat as necessary

backmatter/glossary.tex

@@ -2,7 +2,9 @@
 \newacronym{ami}{AMI}{Amazon Machine Image}
 \newacronym{iam}{IAM}{identity and access management}
 \newacronym{mfa}{MFA}{multi-factor authentication}
+\newacronym{acme}{ACME}{Automatic Certificate Management Environment}
 \newacronym{ssh}{SSH}{secure shell}
+\newacronym{tls}{TLS}{Transport Layer Security}
 \newacronym{wip}{WIP}{work in progress}
 \newacronym{wsl}{WSL}{Windows Subsystem for Linux}
 \newglossaryentry{evidence}{name={evidence},description={A retained record of an
@@ -14,6 +16,8 @@
 \newglossaryentry{texlive}{name={TeX Live},description={A cross-platform
   distribution of the \TeX\ engines, \LaTeX\ packages, fonts, and tools; the
   distribution Overleaf compiles with}}
+\newglossaryentry{caddy}{name={Caddy},description={A web server and reverse
+proxy that obtains and renews TLS certificates automatically; the team's HTTPS endpoint for Gitea}}
 \newglossaryentry{sqlite}{name={SQLite},description={An embedded database stored
 in a local file; Gitea's selected database for the initial two-person deployment}}
 \newglossaryentry{elasticip}{name={Elastic IP},description={An allocated AWS