improvements to API

web/app/api.py

 # route for exporting all users in database
 @api.route('/api/users')
 @login_required
-def get_users():
+def get_users_json():
     users = User.query.all()
     users_schema = UserSchema(many=True)
     result = users_schema.dump(users)
 
 # route for exporting all practices in database
 @api.route('/api/practices')
-def get_practices():
+def get_practices_json():
     resource_type = 'practice'
     output = get_resource_json(resource_type)
     return output
 
 # route for exporting all books in database
 @api.route('/api/books')
-def get_books():
+def get_books_json():
     resource_type = 'book'
     output = get_resource_json(resource_type)
     return output

web/app/templates/api.html

 {% block content %}
 
-<a href="/api/users">Users</a> (login required)
+<a href="{{ url_for('api.get_users_json') }}">Users</a> (login required)
 
 <br><br>
 
-<a href="/api/tools">Tools</a>
+<a href="{{ url_for('api.get_tools_json') }}">Tools</a>
 
 <br><br>
 
-<a href="/api/practices">Practices</a>
+<a href="{{ url_for('api.get_practices_json') }}">Practices</a>
 
 <br><br>
 
-<a href="/api/books">Books</a>
+<a href="{{ url_for('api.get_books_json') }}">Books</a>
 
 <br><br>