Change base image to node:10-alpine & wiki to 0.17.0

We should only need to run the configure-wiki script once instead of
every time we start the container.  Also, I don't think that script
was correctly handling PID 1 role (e.g. don't think we forwarded
signals to node nor reaped zombies)

Dockerfile

@@ -1,18 +1,20 @@
-FROM node:4-slim
+FROM node:10-alpine
 
-RUN useradd --create-home app \
- && apt-get update \
- && apt-get install -y --no-install-recommends \
-    jq
+RUN adduser -D -h /home/app app \
+ && apk add --update --no-cache \
+    bash \
+    jq \
+    git
 WORKDIR /home/app
-RUN su app -c "npm install -g --prefix . wiki@0.11.4"
+ARG WIKI_PACKAGE=wiki@0.17.0
+RUN su app -c "npm install -g --prefix . $WIKI_PACKAGE"
 RUN su app -c "mkdir .wiki"
-COPY configure-and-launch-wiki set-owner-name ./
-RUN chown app configure-and-launch-wiki set-owner-name
+COPY configure-wiki set-owner-name ./
+RUN chown app configure-wiki set-owner-name
 VOLUME "/home/app/.wiki"
 ENV DOMAIN=localhost
 ENV OWNER_NAME="The Owner"
 ENV COOKIE=insecure
 EXPOSE 3000
 USER app
-CMD ["./configure-and-launch-wiki"]
+CMD ["/home/app/bin/wiki"]

README.md

@@ -2,6 +2,11 @@
 
 http://fed.wiki.org
 
+Although this container can run alone, I use and develop it with
+a reverse proxy.  See: https://github.com/dobbs/wiki-tls
+
+See also http://local-farm.wiki.dbbs.co for many more details.
+
 ### Get acquainted with wiki.
 
 Launch the container:
@@ -29,23 +34,26 @@ docker run -p 3000:3000 -it --rm \
 
 Visit http://localhost:3000
 
-### Make your wiki a local farm
+# Development
 
-We're going to use http://localtest.me instead of localhost for our
-domain name.  See http://readme.localtest.me for more info.
+This image's tag does not match the version of the included wiki software.
+
+Notes to self:
 
-Let's also use a different volume for this one:
 ``` bash
-docker volume create localtest.me
+docker build --tag dobbs/farm:0.51.0 .
+git tag -am "" '0.51.0'
+git push --tags
 ```
 
-Specify the domain name when you launch your wiki
-``` bash
-docker run -p 3000:3000 -it --rm \
-  -v localtest.me:/home/app/.wiki \
-  -e DOMAIN=localtest.me \
-  dobbs/farm
-```
+The repos in Dockerhub and GitHub are configured to automatically build new tags.
 
-Open http://this.localtest.me:3000 in one tab.
-Open http://that.localtest.me:3000 in another.
+# Publish experimental plugins
+
+``` bash
+docker build \
+  --tag dobbs/farm:0.14.0-frame \
+  --build-arg WIKI_PACKAGE='dobbs/wiki#frame' \
+  .
+docker push dobbs/farm:0.14.0-frame
+```

configure-wiki

@@ -7,7 +7,6 @@ main() {
     ensure-owner-file
     ensure-config-file
     show-configs
-    exec-wiki
 }
 
 initialize-environment-vars() {
@@ -70,8 +69,4 @@ show-configs() {
     set +x
 }
 
-exec-wiki() {
-    exec /home/app/bin/wiki
-}
-
 main