Add initial oidc interaction pages

src/server.js

@@ -15,6 +15,7 @@ const assert = require('assert'),
     http = require('http'),
     middleware = require('./middleware'),
     oidc = require('./oidc.js'),
+    path = require('path'),
     routes = require('./routes/index.js'),
     safe = require('safetydance'),
     settings = require('./settings.js'),
@@ -374,6 +375,8 @@ async function initializeExpressSync() {
     const oidcProvider = await oidc.getProvider(oidcPrefix);
     oidc.attachInteractionRoutes(oidcPrefix, app, oidcProvider);
     app.use(oidcPrefix, oidcProvider.callback());
+    app.set('views', path.join(__dirname, 'oidc_templates'));
+    app.set('view engine', 'ejs');
 
     // disable server socket "idle" timeout. we use the timeout middleware to handle timeouts on a route level
     // we rely on nginx for timeouts on the TCP level (see client_header_timeout)