Build UF2 image for nice!nano board as well.

app/boards/arm/nice_nano/CMakeLists.txt

@@ -0,0 +1,7 @@
+set_property(GLOBAL APPEND PROPERTY extra_post_build_commands
+  COMMAND ${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/../tools/uf2/utils/uf2conv.py
+  -b 0x26000
+  -f NRF52
+  -o ${PROJECT_BINARY_DIR}/${CONFIG_KERNEL_BIN_NAME}.uf2
+  ${PROJECT_BINARY_DIR}/${KERNEL_BIN_NAME}
+)

app/boards/arm/nice_nano/nice_nano.dts

@@ -77,7 +77,7 @@
 		};
 		code_partition: partition@26000 {
 			label = "code_partition";
-			reg = <0x00026000 0x0001e000>;
+			reg = <0x00026000 0x0002e000>;
 		};
 
 		/*

app/west.yml

@@ -4,6 +4,8 @@ manifest:
       url-base: https://github.com/zephyrproject-rtos
     - name: petejohanson
       url-base: https://github.com/petejohanson
+    - name: microsoft
+      url-base: https://github.com/microsoft
   projects:
     - name: zephyr
       remote: petejohanson
@@ -19,5 +21,8 @@ manifest:
           - hal_microchip
           - hal_nxp
           - hal_openisa
+    - name: uf2
+      remote: microsoft
+      path: tools/uf2
   self:
     path: zmk