updated installation pages

Signed-off-by: bidi <bidi@apidemia.com>

Author: bidi47

docs/book/v7/installation/configuration-files.md

@@ -1,5 +1,8 @@
 # Configuration Files
 
+> The installation script should have already created the files mentioned on this page.
+> We mention them explicitly because you will need to visit them to fully configure your development environment.
+
 ## Prepare config files
 
 * duplicate `config/autoload/cors.local.php.dist` as `config/autoload/cors.local.php`

docs/book/v7/installation/doctrine-orm.md

@@ -114,8 +114,8 @@ More details on how fixtures work can be found on [dot-data-fixtures documentati
 
 ### Prefixing table names
 
-Note in the database configuration array the key called `table_prefix`.
-By default, it is an empty string, which means that all the tables will be named exactly the way they are configured in the entities.
+The database configuration array contains the key called `table_prefix`.
+By default, it is an empty string, which means that all the tables will use the names specified in their respective entities.
 
 ```text
 ├─ admin
@@ -139,7 +139,7 @@ By default, it is an empty string, which means that all the tables will be named
 └─ user_roles 
 ```
 
-Adding a prefix, for example `dot_`, all the table will be composed of the prefix and the original table name.
+By adding a prefix, for example `dot_`, all the table names will have the prefix appended to the table names specified in the entities.
 
 ```text
 ├─ dot_admin
@@ -165,4 +165,4 @@ Adding a prefix, for example `dot_`, all the table will be composed of the prefi
 
 > The configured prefix is prepended as is, no intermediary character will be added.
 
-> `doctrine_migration_versions` is an exception, being a special table handled by Doctrine Migrations.
+> `doctrine_migration_versions` is an exception and will remain unchanged, since it's a special table handled only by Doctrine Migrations.

docs/book/v7/installation/test-the-installation.md

@@ -1,5 +1,7 @@
 # Test the installation
 
+> If you are getting server error 500, make sure to check the folder permissions covered in the [FAQ page](https://docs.dotkernel.org/api-documentation/v7/installation/faq/)
+
 Sending a GET request to the [home page](http://0.0.0.0:8080/) should output the following message:
 
 ```json