adding screenshot and gitignore file

README.md

@@ -2,6 +2,8 @@
 
 A dynamic php based advent calendar which can be easily configured via a json-config file
 
+![image](/attachments/22fe9e10-d5c9-4229-81e0-9b0e52e5396b)
+
 
 ## Configuration
 
@@ -22,8 +24,8 @@ Set width and height for the calendar:
 "config": {
     "calendarWidth": "472",
     "calendarHeight": "827",
-	"useModal": "true",
-	"showExtras": "true"
+    "useModal": "true",
+    "showExtras": "true"
   },
 ...
 ```

_gifts/.gitignore

@@ -0,0 +1,4 @@
+# Ignore everything from updating in this directory
+*
+# Except this file
+!.gitignore

calendar_dev.json

@@ -2,8 +2,8 @@
   "config": {
     "calendarWidth": "472",
     "calendarHeight": "827",
-	"useModal": "true",
-	"showExtras": "true"
+    "useModal": "true",
+    "showExtras": "true"
   },
   "entries": [
     {

calendar_prod.json

@@ -2,8 +2,8 @@
   "config": {
     "calendarWidth": "472",
     "calendarHeight": "827",
-	"useModal": "true",
-	"showExtras": "true"
+    "useModal": "true",
+    "showExtras": "true"
   },
   "entries": [
     {