standardize g1 station headings and purchase links

docs/hardware/devices/station-g1/index.mdx

@@ -7,7 +7,7 @@ sidebar_position: 9
 
 The Station G1 is the second dedicated hardware device to be designed from scratch purely for Meshtastic Licensed (HAM) Operation by Neil Hao. It has been designed to be small and compact with the inclusion of 35dBm high power PA.
 
-### Specifications
+## Specifications
 
 - **MCU**
   - ESP32 WROOM (WiFi & Bluetooth)
@@ -25,7 +25,7 @@ The Station G1 is the second dedicated hardware device to be designed from scrat
 - **Connectors**
   - USB-C
 
-### Features
+## Features
 
 - Meshtastic pre-installed
 - User button
@@ -33,12 +33,13 @@ The Station G1 is the second dedicated hardware device to be designed from scrat
 - Optional GPS Module and IO Extension Socket
 - Optional [12V Battery Docker](https://shop.uniteng.com/product/12v-battery-docker-for-station-edition-g1/) which can be used as Backup Power, or in scenarios that require mobility
 
-### Resources
+## Resources
 
 - Firmware file: `firmware-station-g1-X.X.X.xxxxxxx.bin`
-- [Official Store](https://shop.uniteng.com/product/meshtastic-mesh-device-station-edition/)
-- [Official Tindie Store](https://www.tindie.com/products/neilhao/meshtastic-mesh-device-station-edition/)
-
-Further information on the Station G1 can be found on [Unit Engineering's Wiki](https://uniteng.com/wiki/doku.php?id=meshtastic:station).
+- [Unit Engineering's Official Wiki](https://uniteng.com/wiki/doku.php?id=meshtastic:station)
+- Purchase Links:
+  - International
+    - [Official Store](https://shop.uniteng.com/product/meshtastic-mesh-device-station-edition/)
+    - [Official Tindie Store](https://www.tindie.com/products/neilhao/meshtastic-mesh-device-station-edition/)
 
 ![Station G1](/img/hardware/station-g1.jpg)