Add Dockerfile for easy hosting TavernAI-GUI on multiple platforms.

Implements #18

.dockerignore

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+node_modules
+npm-debug.log
+readme*
+Start.bat

Dockerfile

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+FROM node:19.1.0-alpine3.16
+
+# Arguments
+ARG APP_HOME=/home/node/app
+
+# Create app directory
+WORKDIR ${APP_HOME}
+
+
+# Install app dependencies
+COPY package*.json ./
+RUN \
+  echo "*** Install npm packages ***" && \
+  npm install
+
+# Bundle app source
+COPY . .
+
+# Copy default chats, characters and user avatars to <folder>.default folder
+RUN \
+  echo "*** Copy default chats, characters and user avatars to <folder>.default folder ***" && \
+  mv "./public/chats"         "./public/chats.default" && \
+  mv "./public/characters"    "./public/characters.default" && \
+  mv "./public/User Avatars"  "./public/User Avatars.default"
+
+# Cleanup unnecessary files
+RUN \
+  echo "*** Cleanup ***" && \
+  mv "./docker/docker-entrypoint.sh" "./" && \
+  rm -rf "./docker" && \
+  rm -rf "./.git"
+
+EXPOSE 8000
+
+ENTRYPOINT [ "/bin/sh", "-c", "./docker-entrypoint.sh" ]

docker/docker-compose.yml

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+version: "3"
+services:
+  tavernai:
+    build: ..
+    container_name: tavernai
+    hostname: tavernai
+    image: tavernai/tavernai:latest
+    ports:
+      - "8000:8000"
+    volumes:
+      - "./config/characters:/home/node/app/public/characters"
+      - "./config/chats:/home/node/app/public/chats"
+      - "./config/User Avatars:/home/node/app/public/User Avatars"
+    restart: unless-stopped

docker/docker-entrypoint.sh

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+#!/bin/sh
+
+# Check if the "characters" directory is empty
+if [ -z "$(ls -A /home/node/app/public/characters)" ]; then
+  echo "Characters directory is empty. Copying default characters."
+  mv /home/node/app/public/characters.default/ /home/node/app/public/characters/
+fi
+
+# Check if the "chats" directory is empty
+if [ -z "$(ls -A /home/node/app/public/chats)" ]; then
+  echo "Chats directory is empty. Copying default chats."
+  mv /home/node/app/public/chats.default/ /home/node/app/public/chats/
+fi
+
+# Check if the "User Avatars" directory is empty
+if [ -z "$(ls -A '/home/node/app/public/User Avatars')" ]; then
+  echo "User Avatars directory is empty. Copying default user avatars."
+  mv /home/node/app/public/User\ Avatars.default/ '/home/node/app/public/User Avatars/'
+fi
+
+# Start the server
+node /home/node/app/server.js