updated qr code image

README.md

@@ -29,8 +29,13 @@ To install this app:
 
 ### QR code and link
 
-QR code:
-![Repo QR Code](fdroid/repo/icons/icon.png)
+![Repo QR Code](qrcodewithkey.png)
 
 Or, alternatively, open this link on your phone: 
-https://git.hush.is/jahway603/sda-fdroid/src/branch/master/fdroid/repo
+https://git.hush.is/jahway603/sda-fdroid/raw/branch/master/fdroid/repo?fingerprint=A0C4BB434AAE5CF89D59D79A20625B8FC4ED03FE3C27093C7FCB68567DA2FB0C
+
+#### Signing Key Fingerprint
+
+If you would like to manually verify the fingerprint (SHA-256) of the repository signing key, here it is:
+
+A0 C4 BB 43 4A AE 5C F8 9D 59 D7 9A 20 62 5B 8F C4 ED 03 FE 3C 27 09 3C 7F CB 68 56 7D A2 FB 0C