--- a/piecrust/admin/web.py	Tue Jun 20 21:12:35 2017 -0700
+++ b/piecrust/admin/web.py	Tue Jun 20 21:13:08 2017 -0700
@@ -1,69 +1,43 @@
 import os.path
 import logging
-from flask import Flask, render_template
+from flask import Flask
 from werkzeug import SharedDataMiddleware
-from .blueprint import foodtruck_bp
-from .configuration import FoodTruckConfigNotFoundError
-from .sites import InvalidSiteError
 
 
 logger = logging.getLogger(__name__)
 
 
 def create_foodtruck_app(extra_settings=None):
+    from .blueprint import foodtruck_bp
+
     app = Flask(__name__.split('.')[0], static_folder=None)
     app.config.from_object('piecrust.admin.settings')
     app.config.from_envvar('FOODTRUCK_SETTINGS', silent=True)
     if extra_settings:
         app.config.update(extra_settings)
 
-    admin_root = app.config.setdefault('FOODTRUCK_ROOT', os.getcwd())
-    config_path = os.path.join(admin_root, 'app.cfg')
-
-    # If we're being run as the `chef admin run` command, from inside a
-    # PieCrust website, do a few things differently.
-    app.config['FOODTRUCK_PROCEDURAL_CONFIG'] = None
-    if (app.config.get('FOODTRUCK_CMDLINE_MODE', False) and
-            os.path.isfile(os.path.join(admin_root, 'config.yml'))):
-        app.secret_key = os.urandom(22)
-        app.config['LOGIN_DISABLED'] = True
-        app.config['FOODTRUCK_PROCEDURAL_CONFIG'] = {
-            'sites': {
-                'local': admin_root}
-        }
+    root_dir = app.config.setdefault('FOODTRUCK_ROOT', os.getcwd())
 
     # Add a special route for the `.well-known` directory.
     app.wsgi_app = SharedDataMiddleware(
         app.wsgi_app,
-        {'/.well-known': os.path.join(admin_root, '.well-known')})
+        {'/.well-known': os.path.join(root_dir, '.well-known')})
 
-    if os.path.isfile(config_path):
-        app.config.from_pyfile(config_path)
-
+    # Setup logging/error handling.
     if app.config['DEBUG']:
         l = logging.getLogger()
         l.setLevel(logging.DEBUG)
-    else:
-        @app.errorhandler(FoodTruckConfigNotFoundError)
-        def _on_config_missing(ex):
-            return render_template('install.html')
 
-        @app.errorhandler(InvalidSiteError)
-        def _on_invalid_site(ex):
-            data = {'error':
-                    "The was an error with your configuration file: %s" %
-                    str(ex)}
-            return render_template('error.html', **data)
-
-    if not app.secret_key:
+    if not app.config['SECRET_KEY']:
         # If there's no secret key, create a temp one but mark the app as not
         # correctly installed so it shows the installation information page.
-        app.secret_key = 'temp-key'
+        app.config['SECRET_KEY'] = 'temp-key'
 
     # Register extensions and blueprints.
-    app.register_blueprint(foodtruck_bp)
+    bp_prefix = app.config['FOODTRUCK_URL_PREFIX']
+    app.register_blueprint(foodtruck_bp, url_prefix=bp_prefix)
 
-    logger.debug("Created FoodTruck app with admin root: %s" % admin_root)
+    logger.debug("Created FoodTruck app with admin root: %s" % root_dir)
 
     return app