Documentation Updates (#202)

Updates for user manager and subdomains extensions

Co-authored-by: Tiago Vasconcelos <tvasconcelos@gmail.com>

docs/devs/installation.md

@@ -5,15 +5,11 @@ title: Installation
 nav_order: 1
 ---
 
-
-Installation
-============
+# Installation
 
 Download the latest stable release https://github.com/lnbits/lnbits/releases
 
-
-Application dependencies
-------------------------
+## Application dependencies
 
 The application uses [Pipenv][pipenv] to manage Python packages.
 While in development, you will need to install all dependencies:
@@ -24,7 +20,7 @@ $ pipenv install --dev
 ```
 
 If any of the modules fails to install, try checking and upgrading your setupTool module.  
-`pip install -U setuptools` 
+`pip install -U setuptools`
 
 If you wish to use a version of Python higher than 3.7:
 
@@ -41,9 +37,7 @@ E.g. when you want to use LND you have to `pipenv run pip install lndgrpc` and `
 
 Take a look at [Polar][polar] for an excellent way of spinning up a Lightning Network dev environment.
 
-
-Running the server
-------------------
+## Running the server
 
 LNbits uses [Quart][quart] as an application server.
 
@@ -51,12 +45,18 @@ LNbits uses [Quart][quart] as an application server.
 $ pipenv run python -m lnbits
 ```
 
-Frontend
---------
+**Note**: You'll need to use _https_ for some endpoints and/or extensions. You can use [ngrok](https://ngrok.com/) for that. Follow the installation instructions on the website and when it's all set you can run:
+
+```sh
+$ ./nrok http 5000
+```
+
+this will give you an _https_ tunnel for the _localhost_, use that URL for navigating to LNBits.
+
+## Frontend
 
 The frontend uses [Vue.js and Quasar][quasar].
 
-
 [quart]: https://pgjones.gitlab.io/
 [pipenv]: https://pipenv.pypa.io/
 [polar]: https://lightningpolar.com/