fix: Add build script and fix manifest

- Add build-apk.sh for easy compilation
- Simplify AndroidManifest.xml
- Fix themes.xml to use basic Android themes
- Enable BuildConfig
- Add okhttp-dnsoverhttps dependency

android-sdk/platforms/android-34/skins/WXGA800-7in/hardware.ini

@@ -0,0 +1,7 @@
+# skin-specific hardware values
+hw.lcd.density=213
+vm.heapSize=48
+hw.ramSize=1024
+hw.keyboard.lid=no
+hw.mainKeys=no
+

android-sdk/platforms/android-34/skins/WXGA800-7in/layout

@@ -0,0 +1,89 @@
+parts {
+    portrait {
+        background {
+            image   background_port.png
+        }
+    }
+    landscape {
+        background {
+            image   background_land.png
+        }
+    }
+
+    device {
+        display {
+            width   800
+            height  1280
+            x       0
+            y       0
+        }
+    }
+    
+}
+
+layouts {
+
+    portrait {
+        width     853
+        height    1334
+        color     0xe0e0e0
+        event     EV_SW:0:1
+
+
+        part1 {
+            name    portrait
+            x       0
+            y       0
+        }
+
+        part2 {
+            name    landscape
+            x       1400
+            y       0
+        }
+
+        part3 {
+            name    device
+            x       27
+            y       27
+        }
+    }
+
+    landscape {
+        width     1333
+        height    855
+        color     0xe0e0e0
+
+        event     EV_SW:0:0
+
+        dpad-rotation 3
+
+        part1 {
+            name    portrait
+            x       1400
+            y       0
+        }
+
+        part2 {
+            name    landscape
+            x       0
+            y       0
+        }
+
+        part3 {
+            name      device
+            x         26
+            y         829
+            rotation  3
+        }
+    }
+}
+
+keyboard {
+    charmap qwerty2
+}
+
+network {
+    speed  full
+    delay  none
+}