add drone config

.drone.yml

@@ -0,0 +1,9 @@
+pipeline:
+  docker:
+    image: plugins/docker
+    registry: docker.mtfos.xyz
+    repo: docker.mtfos.xyz/mtfos/bot
+    dockerfile: Dockerfile
+    tags: [latest, $$COMMIT]
+    when:
+      branch: release

Dockerfile

@@ -1,13 +1,12 @@
-FROM node:8
+FROM node:8-alpine
 LABEL maintainer="Jay <admin@trj.tw>"
 ENV NODE_PORT 5111
 RUN mkdir -p /data
 WORKDIR /data
 COPY . .
 RUN rm -f .env
-RUN apt-get update -qqy \
-  && apt-get install -qqy imagemagick graphicsmagick \
-  && apt-get clean
+RUN apk update && \
+    apk add imagemagick graphicsmagick git curl wget bash mc build-base python
 RUN npm install
 EXPOSE ${NODE_PORT}
 CMD ["npm", "run", "dbrun"]

package.json

@@ -7,8 +7,7 @@
     "start": "node index.js 2>&1 | tee runtime.txt",
     "dbtool": "node bin/dbtool",
     "dbrun": "npm run dbtool && npm start",
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "postinstall": "npm i otakukaze/koa-session2#master"
+    "test": "echo \"Error: no test specified\" && exit 1"
   },
   "keywords": [],
   "author": "JayChen",