docs: Getting Started — fill station info + operating conditions before importing

Note that entering address/city/state and per-band rig & antenna, then ticking
"Fill my station fields from my profile" on ADIF import, backfills the MY_* fields
automatically for a fully-described log.

wiki/Getting-Started.md

@@ -4,9 +4,23 @@ This walks you from a fresh install to your first logged QSO.
 
 ## 1. Set your station
 
-**Settings → Station**: enter your **callsign**, **grid locator** and **name**.
-These feed callsign lookups, the map, awards, the QSL card and the "my station"
-ADIF fields on every QSO.
+**Settings → Station Information**: enter your **callsign**, **grid locator** and
+**name**. These feed callsign lookups, the map, awards, the QSL card and the
+"my station" ADIF fields on every QSO.
+
+For a **complete ADIF**, also fill your **address / city / state / county** here,
+and set your **per-band rig and antenna** in **Settings → Operating conditions**
+(tick the default antenna for each band). These populate the `MY_*` fields
+(`MY_RIG`, `MY_ANTENNA`, `MY_CITY`, `MY_STREET`, `MY_STATE`…) on your QSOs.
+
+> **Importing an existing log?** Fill the station info **and** your operating
+> conditions **before** you import. In the ADIF import dialog, tick **"Fill my
+> station fields from my profile"** — OpsLog then backfills the *empty* `MY_*`
+> fields (grid, rig, antenna, address, city, state, county, SOTA/POTA…) plus
+> **Operator** and **Owner callsign** from your active profile, so even a bare
+> ADIF comes in fully described. Existing values are kept; only
+> `STATION_CALLSIGN` is left untouched (so a mixed-call log isn't re-routed).
+> See [[Import and Export ADIF]].
 
 ## 2. (Optional) Connect a radio