Initial

Dockerfile

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+FROM debian
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt update && \
+    apt install -y emacs clang clangd && \
+    apt clean all
+
+
+ENTRYPOINT ["/bin/emacs" "-nw"]

Dockerfile~

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+FROM ubuntu
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt update &&
+    apt install -y emacs clang clangd
+
+

emacs-init

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+;; Require Emacs' package functionality
+(require 'package)
+
+;; Add the Melpa repository to the list of package sources
+(add-to-list 'package-archives '("melpa" . "http://melpa.org/packages/") t)
+
+;; Initialise the package system.
+(package-initialize)