Add just, strace, erofs-utils, kaccounts-integration, kmail

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: shanemcd

mybox/Containerfile

@@ -64,11 +64,13 @@ RUN <<EORUN
         cmake \
         fzf \
         go-task \
+        just \
         libtool \
         python-devel \
         python-virtualenvwrapper \
         ripgrep \
         sqlite \
+        strace \
         typst \
         uv \
         yq \
@@ -89,13 +91,16 @@ RUN <<EORUN
         cockpit-networkmanager \
         cockpit-podman \
         cockpit-storaged \
+        erofs-utils \
         etckeeper \
         nc \
         nfs-utils \
         tmux \
         \
         `# Desktop applications` \
         chromium \
+        kaccounts-integration \
+        kmail \
         qt6-qttools \
         Sunshine \
         \