feat(docker): add non-root user, labels, and healthcheck (closes #433)

Now works with Pterodactyl.

.editorconfig

@@ -1,6 +1,8 @@
 root = true
 
 [*]
+indent_style = tab
+indent_size = 4
 end_of_line = lf
 insert_final_newline = true
 trim_trailing_whitespace = true

Dockerfile

@@ -14,10 +14,19 @@ RUN CI=true pnpm install --prod --frozen-lockfile
 COPY --link . .
 
 FROM node:18-alpine AS runner
-ENV NODE_ENV=production \
+RUN adduser --disabled-password --home /home/container container
+USER container
+ENV USER=container \
+	HOME=/home/container \
+	NODE_ENV=production \
 	HTTP_HOST=0.0.0.0 \
 	HTTP_PORT=80
-WORKDIR /usr/bot
+WORKDIR /home/container
 COPY --from=builder /build ./
-EXPOSE ${HTTP_PORT}
-ENTRYPOINT [ "/usr/bot/scripts/start.sh" ]
+EXPOSE ${HTTP_PORT}/tcp
+ENTRYPOINT [ "/home/container/scripts/start.sh" ]
+HEALTHCHECK --interval=15s --timeout=5s --start-period=60s \
+	CMD curl -f http://localhost:${HTTP_PORT}/status || exit 1
+LABEL org.opencontainers.image.source=https://github.com/discord-tickets/bot \
+	org.opencontainers.image.description="The most popular open-source ticket bot for Discord." \
+	org.opencontainers.image.licenses="GPL-3.0-or-later"

package.json

@@ -36,7 +36,7 @@
 		"bot"
 	],
 	"author": "eartharoid",
-	"license": "GPL-3.0",
+	"license": "GPL-3.0-or-later",
 	"bugs": {
 		"url": "https://github.com/discord-tickets/bot/issues"
 	},

src/http.js

@@ -122,7 +122,11 @@ module.exports = async client => {
 			: responseTime >= 10
 				? '&e'
 				: '&a') + responseTime + 'ms';
-		const level = req.routerPath === '/*' ? 'verbose' : 'info';
+		const level = req.routerPath === '/status'
+			? 'debug'
+			:  req.routerPath === '/*'
+				? 'verbose'
+				: 'info';
 		client.log[level].http(short(`${req.id} ${req.ip} ${req.method} ${req.routerPath ?? '*'} &m-+>&r ${status}&b in ${responseTime}`));
 		if (!req.routerPath) client.log.verbose.http(`${req.id} ${req.method} ${req.url}`);
 		done();

src/routes/status.js

@@ -0,0 +1,6 @@
+module.exports.get = () => ({
+	handler: async (req, res) => {
+		const { status } = res.context.config.client.ws;
+		res.code(status === 0 ? 200 : 425).send(status);
+	},
+});