Formatting of welcome text

defaultwelcome/en.txt

@@ -0,0 +1,5 @@
+# Welcome
+
+Epicyon is an ActivityPub server designed for self-hosting of a few people on low power systems such as single board computers or old laptops. It's intended to be as easy as possible to install and maintain.
+
+

defaultwelcome/en.txt~

@@ -0,0 +1 @@
+Welcome to Epicyon

webapp_utils.py

@@ -21,6 +21,26 @@ from content import addHtmlTags
 from content import replaceEmojiFromTags
 
 
+def markdownToHtml(markdown: str) -> str:
+    """Converts markdown formatted text to html
+    """
+    linesList = markdown.split('\n')
+    htmlStr = ''
+    for line in linesList:
+        if line.startswith('#####'):
+            line = line.replace('#####', '<h5>').strip() + '</h5>'
+        elif line.startswith('####'):
+            line = line.replace('####', '<h4>').strip() + '</h4>'
+        elif line.startswith('###'):
+            line = line.replace('###', '<h3>').strip() + '</h3>'
+        elif line.startswith('##'):
+            line = line.replace('##', '<h2>').strip() + '</h2>'
+        elif line.startswith('#'):
+            line = line.replace('#', '<h1>').strip() + '</h1>'
+        htmlStr += line
+    return htmlStr
+
+
 def getBrokenLinkSubstitute() -> str:
     """Returns html used to show a default image if the link to
     an image is broken

webapp_welcome.py

@@ -11,6 +11,7 @@ from shutil import copyfile
 from utils import getConfigParam
 from webapp_utils import htmlHeaderWithExternalStyle
 from webapp_utils import htmlFooter
+from webapp_utils import markdownToHtml
 
 
 def welcomeScreenShown(baseDir: str, nickname: str, domain: str):
@@ -41,8 +42,7 @@ def htmlWelcomeScreen(baseDir: str, nickname: str, domain: str,
             copyfile(defaultFilename, welcomeFilename)
     if os.path.isfile(welcomeFilename):
         with open(baseDir + '/accounts/welcome.txt', 'r') as welcomeFile:
-            welcomeText = welcomeFile.read()
-            welcomeText = welcomeText.replace('\n', '<br>')
+            welcomeText = markdownToHtml(welcomeFile.read())
 
     welcomeForm = ''
     cssFilename = baseDir + '/epicyon-welcome.css'