Add Xiaomi Mi 8 markdown

Change-Id: I36e2a6fb1b1775c6215db25c3d9e7f99c0be8849
diff --git a/_xiaomi/xiaomimi8.markdown b/_xiaomi/xiaomimi8.markdown
new file mode 100644
index 0000000..535e448
--- /dev/null
+++ b/_xiaomi/xiaomimi8.markdown
@@ -0,0 +1,25 @@
+---
+layout: device
+title:  "Xiaomi Mi 8"
+codename: dipper
+downloadfolder: dipper
+supportstatus: Current
+maintainer: Mauronofrio
+devicetree: https://github.com/TeamWin/android_device_xiaomi_dipper
+oem: Xiaomi
+xdathread: "https://forum.xda-developers.com/mi-8/development/recovery-unofficial-twrp-recovery-t3893823"
+---
+
+{% include disclaimer.html %}
+
+{% include supportstatus.html %}
+
+{% include xiaomiunlock.html %}
+
+{% include appinstall.html %}
+
+{% include download.html %}
+
+{% include twrpinstall.html %}
+
+{% include fastbootinstall.html %}