Updating documentation to reflect 5.0.0 changes in build steps (#108)

Co-authored-by: TwizzyDizzy <[email protected]>

Author: TwizzyDizzy

docs/installation.md

@@ -68,7 +68,7 @@ Get into the directory:
 ```bash
 cd /var/www/html/Lychee
 ```
-Install the required dependencies.
+Install the required dependencies and generate frontend assets.
 ```bash
 composer install --no-dev
 npm install
@@ -232,4 +232,4 @@ server {
 
 
 [1]: https://getcomposer.org/
-[2]: https://nodejs.org/
+[2]: https://nodejs.org/

docs/update.md

@@ -17,10 +17,14 @@ Fully updating Lychee with `git` is the easiest way:
 ```bash
 # download the lastest files
 git pull
-# update the dependencies
+# update composer dependencies
 composer install --no-dev
 # apply the database migration
 php artisan migrate
+# update Node.js dependencies
+npm install
+# generate frontend assets
+npm run build
 ```
 
 If you have the `post-merge` hook set up the following is enough: