use new stencila/package.json in Dockerfile

Dockerfile

@@ -9,8 +9,9 @@ RUN mkdir -p ${STENCILA_DIR} && chown -R ${NB_USER} ${STENCILA_DIR}
 # install Stencila as NB_USER
 USER ${NB_USER}
 WORKDIR ${STENCILA_DIR}
-RUN git clone --depth 1 https://github.com/stencila/stencila.git ${STENCILA_DIR}
+ADD package.json package.json
 RUN npm install
+ADD stencila.js stencila.js
 
 WORKDIR ${HOME}
 ADD requirements.txt /tmp/requirements.txt

jupyter_notebook_config.py

@@ -9,17 +9,15 @@ class StencilaProxyHandler(SuperviseAndProxyHandler):
 
     name = 'stencila'
 
+    def get_env(self):
+        return {
+            'STENCILA_PORT': str(self.port),
+            'STENCILA_ARCHIVE_DIR': self.state['notebook_dir'],
+        }
+
     def get_cmd(self):
-        cmd = ' '.join(map(pipes.quote, [
-            'node',
-            'make',
-            '-w',
-            '-s',
-            '-d',
-            self.state['notebook_dir'],
-        ]))
         return [
-            'sh', '-c', 'cd "$STENCILA_DIR"; ' + cmd,
+            'sh', '-c', 'cd "$STENCILA_DIR"; node stencila.js',
         ]
 
 
@@ -29,7 +27,6 @@ def add_handlers(app):
             app.base_url + 'stencila/(.*)',
             StencilaProxyHandler,
             dict(state=dict(
-                port=4000,
                 notebook_dir=app.notebook_dir,
             )),
         ),

stencila.js

@@ -3,7 +3,7 @@ const darServer = require("dar-server");
 const express = require("express");
 
 const port = parseInt(process.env.STENCILA_PORT || '4000');
-const archiveDir = process.env.STENCILA_DIR || process.env.HOME;
+const archiveDir = process.env.STENCILA_ARCHIVE_DIR || process.env.HOME;
 
 const server = express();