Docs: Fix whitespaces

doc/02-Installation.md

@@ -1,4 +1,5 @@
 <!-- {% if index %} -->
+
 # Installing Icinga DB
 
 The recommended way to install Icinga DB is to use prebuilt packages for
@@ -24,6 +25,7 @@ which ships an up-to-date Redis® open source server version and is pre-configur
     keep latency between the components low.
 
 <!-- {% else %} -->
+
 ## Adding Icinga Package Repository
 
 The recommended way to install Icinga DB is to use prebuilt packages from our official release repository.
@@ -38,7 +40,9 @@ Here's how to add the official release repository:
 
 <!-- {% if amazon_linux %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### Amazon Linux 2 Repository
+
 <!-- {% endif %} -->
 !!! info
 
@@ -51,21 +55,28 @@ Here's how to add the official release repository:
 rpm --import https://packages.icinga.com/icinga.key
 wget https://packages.icinga.com/subscription/amazon/ICINGA-release.repo -O /etc/yum.repos.d/ICINGA-release.repo
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if centos %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### CentOS Repository
+
 <!-- {% endif %} -->
+
 ```bash
 rpm --import https://packages.icinga.com/icinga.key
 wget https://packages.icinga.com/centos/ICINGA-release.repo -O /etc/yum.repos.d/ICINGA-release.repo
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if debian %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### Debian Repository
+
 <!-- {% endif %} -->
 
 ```bash
@@ -82,11 +93,14 @@ DIST=$(awk -F"[)(]+" '/VERSION=/ {print $2}' /etc/os-release); \
 
 apt update
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if rhel %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### RHEL Repository
+
 <!-- {% endif %} -->
 !!! info
 
@@ -99,11 +113,14 @@ apt update
 rpm --import https://packages.icinga.com/icinga.key
 wget https://packages.icinga.com/subscription/rhel/ICINGA-release.repo -O /etc/yum.repos.d/ICINGA-release.repo
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if sles %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### SLES Repository
+
 <!-- {% endif %} -->
 !!! info
 
@@ -118,11 +135,14 @@ rpm --import https://packages.icinga.com/icinga.key
 zypper ar https://packages.icinga.com/subscription/sles/ICINGA-release.repo
 zypper ref
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if ubuntu %} -->
 <!-- {% if not icingaDocs %} -->
+
 ### Ubuntu Repository
+
 <!-- {% endif %} -->
 
 ```bash
@@ -139,6 +159,7 @@ wget -O - https://packages.icinga.com/icinga.key | apt-key add -
 
 apt update
 ```
+
 <!-- {% endif %} -->
 
 ## Installing Icinga DB Package
@@ -147,16 +168,22 @@ Use your distribution's package manager to install the `icingadb` package as fol
 
 <!-- {% if amazon_linux %} -->
 <!-- {% if not icingaDocs %} -->
+
 #### Amazon Linux 2
+
 <!-- {% endif %} -->
+
 ```bash
 yum install icingadb
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if centos %} -->
 <!-- {% if not icingaDocs %} -->
+
 #### CentOS
+
 <!-- {% endif %} -->
 !!! info
 
@@ -165,18 +192,24 @@ yum install icingadb
 ```bash
 yum install icingadb
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if debian or ubuntu %} -->
 <!-- {% if not icingaDocs %} -->
+
 #### Debian / Ubuntu
+
 <!-- {% endif %} -->
+
 ```bash
 apt install icingadb
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if rhel %} -->
+
 #### RHEL 8 or Later
 
 ```bash
@@ -188,15 +221,20 @@ dnf install icingadb
 ```bash
 yum install icingadb
 ```
+
 <!-- {% endif %} -->
 
 <!-- {% if sles %} -->
 <!-- {% if not icingaDocs %} -->
+
 #### SLES
+
 <!-- {% endif %} -->
+
 ```bash
 zypper install icingadb
 ```
+
 <!-- {% endif %} -->
 
 ## Setting up the Database

doc/02-Installation.md.d/01-Amazon-Linux.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on Amazon Linux
+
 <!-- {% set amazon_linux = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/02-Installation.md.d/02-CentOS.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on CentOS
+
 <!-- {% set centos = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/02-Installation.md.d/03-Debian.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on Debian
+
 <!-- {% set debian = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/02-Installation.md.d/04-RHEL.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on RHEL
+
 <!-- {% set rhel = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/02-Installation.md.d/05-SLES.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on SLES
+
 <!-- {% set sles = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/02-Installation.md.d/06-Ubuntu.md

@@ -1,3 +1,4 @@
 # Installing Icinga DB on Ubuntu
+
 <!-- {% set ubuntu = True %} -->
 <!-- {% include "02-Installation.md" %} -->

doc/03-Configuration.md

@@ -47,9 +47,9 @@ In high availability setups, all Icinga DB instances must write to the same data
 ### Database Options
 
 Each of these configuration options are highly technical with thoroughly considered and tested default values that you
-should only change when you exactly know what you are doing. You can use these options to influence the Icinga DB default
-behaviour, how it interacts with databases, thus the defaults are usually sufficient for most users and do not need any
-manual adjustments.
+should only change when you exactly know what you are doing. You can use these options to influence the Icinga DB
+default behaviour, how it interacts with databases, thus the defaults are usually sufficient for most users and
+do not need any manual adjustments.
 
 !!! important
 
@@ -93,7 +93,7 @@ Configuration of the logging component used by Icinga DB.
 ## Retention
 
 By default, no historical data is deleted, which means that the longer the data is retained,
-the more disk space is required to store it.  History retention is an optional feature that allows to
+the more disk space is required to store it. History retention is an optional feature that allows to
 limit the number of days that historical data is available for each history category.
 There are separate options for the full history tables used to display history information in the web interface and
 SLA tables which store the minimal information required for SLA reporting,

doc/06-Migration.md

@@ -20,7 +20,7 @@ packages, it is automatically installed as well.
 ### Preparing the Configuration
 
 Please take the [example configuration] as a starting point and copy it to the
-host you will perform the migration on.  The following sections will guide you
+host you will perform the migration on. The following sections will guide you
 through how to adjust it for your needs.
 
 #### Environment ID