From acdd31de7f3ee8533b6e6f0ebbc9efecdb9dec5e Mon Sep 17 00:00:00 2001
From: neo101 <quantumneo101@gmail.com>
Date: Mon, 23 Dec 2024 18:35:25 +0530
Subject: [PATCH] personal docker image

---
 .github/workflows/docker-image.yml | 23 +++++++++++++++++++
 Dockerfile                         | 36 ++++++++++++++++++++++++++++++
 README.org                         | 36 ++++++++++++++++++++++++++++++
 entrypoint.sh                      | 24 ++++++++++++++++++++
 init.el                            | 23 +++++++++++++++++++
 5 files changed, 142 insertions(+)
 create mode 100644 .github/workflows/docker-image.yml
 create mode 100644 Dockerfile
 create mode 100644 README.org
 create mode 100644 entrypoint.sh
 create mode 100644 init.el

diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
new file mode 100644
index 0000000..0c4cce9
--- /dev/null
+++ b/.github/workflows/docker-image.yml
@@ -0,0 +1,23 @@
+
+name: Docker Image CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+    
+jobs:
+
+  build:
+  
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build the Docker image
+        run: |
+          echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "neox101" --password-stdin
+          docker build . --file Dockerfile --tag neox101/emacs-image:v1
+          echo "Build Success!"
+          docker push neox101/emacs-image:v1
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..26ca496
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,36 @@
+
+FROM alpine:3.14
+
+MAINTAINER Iku Iwasa "iku.iwasa@gmail.com"
+
+RUN apk update && apk upgrade
+
+RUN apk add ca-certificates
+
+RUN apk add gcc make g++ zlib-dev
+
+RUN apk search sqlite
+
+RUN apk add sqlite
+
+RUN apk add coreutils
+
+RUN apk add gnupg
+
+RUN apk add rclone
+
+RUN apk add git
+
+RUN apk add emacs
+RUN /usr/bin/emacs --version || true
+
+# create .emacs.d
+WORKDIR /root
+RUN mkdir /root/.emacs.d/
+COPY init.el /root/.emacs.d/
+RUN ls /root/.emacs.d/
+COPY --chmod=777 entrypoint.sh /
+COPY publish.tar.gpg /root/
+
+ENTRYPOINT [ "/entrypoint.sh" ]
+CMD [ "emacs" ]
diff --git a/README.org b/README.org
new file mode 100644
index 0000000..1bbc525
--- /dev/null
+++ b/README.org
@@ -0,0 +1,36 @@
+
+* Docker image for Emacs on Alpine Linux
+Docker image: [[https://hub.docker.com/repository/docker/neox101/emacs-image/builds][Docker Build]]
+
+Emacs from Alpine community repository with MELPA setting.
+
+- Alpine Linux v3.11
+- Emacs v26.3
+
+* How to use this image
+#+begin_src sh
+docker run -it iquiw/alpine-emacs
+#+end_src
+
+
+* Environment Variables
+
+** `EMACS_PACKAGES`
+
+This variable specifies space separated list of packages.
+They are installed automatically when the container is executed.
+
+
+* Favicon
+Get free favicon from:
+https://www.favicon.cc
+
+
+* Build on docker
+Go to : 
+and click on Trigger.
+
+* REF:
+https://github.com/iquiw/docker-alpine-emacs
+
+
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100644
index 0000000..00fc53a
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,24 @@
+#! /bin/sh
+
+EMACS_DIR=$HOME/.emacs.d/
+EMACS_ELPA_DIR=$EMACS_DIR/elpa/
+EMACS_INIT_FILE=$EMACS_DIR/init.el
+
+echo "inside entry point."
+
+which git
+ls -lrt /usr/bin/
+ls -lrt /usr/share/
+# which emacs
+
+if [ "$1" = emacs -a ! -d "$EMACS_ELPA_DIR" -a -n "$EMACS_PACKAGES" ]; then
+	cat > /tmp/melpa.el <<EOF
+(require 'package)
+(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
+(package-initialize)
+EOF
+	emacs -batch -l /tmp/melpa.el -f package-refresh-contents
+	rm -f /tmp/melpa.el
+fi
+
+exec "$@"
diff --git a/init.el b/init.el
new file mode 100644
index 0000000..c67c26e
--- /dev/null
+++ b/init.el
@@ -0,0 +1,23 @@
+
+;; this file is user-init-file
+(setq user-init-file (or load-file-name (buffer-file-name)))
+;; user-emacs-directory is defined in subr.el , which is same as this.
+(setq user-emacs-directory (file-name-directory user-init-file))
+
+
+(require 'package)
+
+(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
+
+(package-initialize)
+
+(let ((packages (getenv "EMACS_PACKAGES")))
+  (when packages
+    (dolist (package (split-string packages))
+      (add-to-list 'package-selected-packages (intern package)))))
+
+(package-install-selected-packages)
+(message "Hello")
+
+(eval-after-load "ox-html" (setq org-html-prefer-user-labels t))
+(message "Hello World")