🏗✨：kick off new fish shell CentOS devcontainer

.devcontainer/Dockerfile

@@ -0,0 +1,23 @@
+# Ethically sourced from official fish-shell/fish-shell project:
+# See: https://github.com/fish-shell/fish-shell/blob/HEAD/Dockerfile
+
+FROM centos:centos7
+
+# Build dependency # skipcq: DOK-W1003
+RUN yum update -y \
+  && yum install -y epel-release \
+  && yum install -y clang cmake3 gcc-c++ make ncurses-devel \
+  && yum clean all
+
+# Test dependency # skipcq: DOK-W1003
+RUN yum install -y expect vim-common \
+  && yum clean all
+
+# ADD . /src
+# WORKDIR /src
+
+# Build fish
+# RUN cmake3 . &&\
+#   make &&\
+#   make install
+

.devcontainer/devcontainer.json

@@ -0,0 +1,10 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/openinf/docker-fisher/tree/main/templates/centos7
+{
+	"name": "CentOS",
+
+    "build": {
+        // Path is relative to the devcontainer.json file.
+        "dockerfile": "Dockerfile"
+    }
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,26 @@
+version: '3'
+
+services:
+  app:
+    build: 
+      context: .
+      dockerfile: Dockerfile
+
+    volumes:
+      # Forwards the local Docker socket to the container.
+      - /var/run/docker.sock:/var/run/docker-host.sock 
+      # Update this to wherever you want VS Code to mount the folder of your project
+      - ../..:/workspaces:cached
+
+    # Overrides default command so things don't shut down after the process ends.
+    entrypoint: /usr/local/share/docker-init.sh
+    command: sleep infinity 
+
+    # Uncomment the next four lines if you will use a ptrace-based debuggers like C++, Go, and Rust.
+    # cap_add:
+    #  - SYS_PTRACE
+    # security_opt:
+    #   - seccomp:unconfined
+
+    # Use "forwardPorts" in **devcontainer.json** to forward an app port locally. 
+    # (Adding the "ports" property to this file will not forward from a Codespace.)

.devcontainer/post-create.fish

@@ -0,0 +1,76 @@
+#!/usr/bin/fish
+
+# If there's a .ruby-version, then run `rbenv install`.
+if test -e .ruby-version
+    rbenv install --verbose
+end
+
+echo 'set -Ux fish_user_paths ~/.rbenv/shims/ $fish_user_paths' >> ~/.config/fish/config.fish
+
+# To squelch yellow message re: specifying how divergent branches be reconciled.
+echo 'git config pull.rebase true' >> ~/.config/fish/config.fish # rebase
+
+source ~/.config/fish/config.fish
+
+rbenv rehash
+
+# If there's a Gemfile, then install Bundler and run `bundle install`.
+if test -e Gemfile
+    # Install Bundler.
+    gem install bundler
+    # Configure Bundler setting local gem install path to avoid permission errors.
+    bundle config set --local path vendor/bundle
+    # Install the dependencies specified in the Gemfile.
+    bundle install
+    # Ensure latest versions of Bundler's dependencies are installed.
+    bundle update --bundler
+else
+    # If there's no Gemfile, install Jekyll.
+    gem install jekyll
+end
+
+# If there's a `.nvmrc`, then run `nvm install`.
+if test -e .nvmrc
+    # Install the specified version of Node.js.
+    nvm install
+end
+
+# If there's a package.json, then run `pnpm install`.
+if test -e package.json
+    corepack enable
+    corepack prepare pnpm@latest --activate
+    pnpm install
+end
+
+echo 'rbenv rehash && nvm use' >> ~/.config/fish/config.fish
+
+source ~/.config/fish/config.fish
+
+# this will populate your ~/.gnupg directory with empty keyring files
+# it will create the ~/.gnupg directory if it does not already exist (expected)
+gpg --list-keys
+
+# If there's a .gnupg directory, then perform the following setup tasks.
+if test -e ~/.gnupg/
+    # Configure Git to use `gpg2`.
+    echo 'git config --global gpg.program gpg2' >> ~/.config/fish/config.fish
+
+    echo 'set -gx GPG_TTY (tty)' >> ~/.config/fish/config.fish
+
+    # To fix the " gpg: WARNING: unsafe permissions on homedir
+    # '/home/path/to/user/.gnupg' " error, make sure that the .gnupg directory and
+    # its contents is accessibile by your user.
+    # chown -R (whoami) ~/.gnupg/
+
+    # Also correct the permissions and access rights on the directory.
+    # chmod 600 ~/.gnupg/*
+    # chmod 700 ~/.gnupg
+
+    echo no-autostart >> ~/.gnupg/gpg.conf
+
+    # Remove an existing Unix-domain socket file for remote port forwarding before
+    # creating a new one when gpgtunnel connection is made.
+    # rm ~/.gnupg/S.gpg-agent
+
+    printf '\n%s\n\n\t%s\n\n' 'Enable commit signing:' 'git config --global commit.gpgsign true'
+end

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly

AUTHORS

@@ -0,0 +1,6 @@
+# Authors ordered by first contribution.
+# For any email changes, please make a mailmap request.
+# See: https://git-scm.com/docs/gitmailmap
+
+Derek Lewis <[email protected]>
+Princess Irulen <[email protected]>