Updated Dockerfile with notes.

Dockerfile

@@ -1,22 +1,31 @@
 FROM perl:5.34
 
 # Install system dependencies.
-RUN apt-get update && apt-get install -y cpanminus wamerican
+RUN apt-get update && apt-get install -y libssl-dev libexpat1-dev zlib1g libdbd-sqlite3-perl cpanminus wamerican pip
 
-# Install pbot and its own dependencies.
-# FIXME: Replace nitrix with pragma-.
-RUN cd /opt && git clone --recursive https://github.com/nitrix/pbot
+# Prefer a non-root user.
+RUN useradd -ms /bin/bash pbot
+
+# Install pbot and its own dependencies (replace nitrix with pragma- eventually).
+RUN cd /opt && git clone --recursive --depth=1 https://github.com/nitrix/pbot
+
+# Perl dependencies.
+RUN cpanm --local-lib=/home/pbot/perl5 local::lib && eval $(perl -I /home/pbot/perl5/lib/perl5/ -Mlocal::lib)
 RUN cd /opt/pbot && cpanm -n --installdeps . --with-all-features --without-feature=compiler_vm_win32
 
+# Translate shell.
+RUN sed -i 's/^Components: main$/& contrib/' /etc/apt/sources.list.d/debian.sources
+RUN apt-get update && apt-get install -y libfribidi0 libfribidi-bin gawk libsigsegv2 translate-shell
+
+# Wiktionary parser.
+RUN pip install git+https://github.com/pragma-/WiktionaryParser --break-system-packages
+
 # Mount point to persist the bot's data.
 RUN mkdir /mnt/persistent
 
-# Prefer a non-root user to run the bot.
-RUN useradd -ms /bin/bash pbot
-USER pbot
-
 # Just in case files are created in the working directory. 
 WORKDIR /home/pbot
 
-# Executable.
+# Entry point, running the executable as pbot user.
+USER pbot
 ENTRYPOINT /opt/pbot/bin/pbot

Dockerfile.guest

@@ -0,0 +1,14 @@
+FROM debian:bookworm
+
+# Install system dependencies.
+RUN apt-get update && apt-get install -y clang gcc clang g++ tcl ghc
+
+# Prefer a non-root user to run the guest.
+RUN useradd -ms /bin/bash dummy
+USER dummy
+
+# Just in case files are created in the working directory. 
+WORKDIR /home/dummy
+
+# Executable.
+ENTRYPOINT /usr/bin/bash