Custom kneeboard injection

Drop custom kneeboards in SavedGames/DCS/Retribution/Kneeboards as you would normally do, i.e. using the necessary folders if kneeboards are aircraft-specific

changelog.md

@@ -9,6 +9,7 @@
 * **[Modding]** Updated support for F/A-18E/F/G mod version 2.2.5
 * **[Campaign Setup]** Allow adjustments to naval TGOs (except carriers) on turn 0
 * **[Campaign Design]** Ability to configure specific carrier names & types in campaign's yaml file 
+* **[Mission Generation]** Ability to inject custom kneeboards
 
 ## Fixes
 * **[UI/UX]** A-10A flights can be edited again.

game/missiongenerator/kneeboard.py

@@ -50,6 +50,7 @@ from game.weather.weather import Weather
 from .aircraft.flightdata import FlightData
 from .briefinggenerator import CommInfo, JtacInfo, MissionInfoGenerator
 from .missiondata import AwacsInfo, TankerInfo
+from ..persistency import kneeboards_dir
 
 if TYPE_CHECKING:
     from game import Game
@@ -821,6 +822,12 @@ class KneeboardGenerator(MissionInfoGenerator):
                 page_path = aircraft_dir / f"page{idx:02}.png"
                 page.write(page_path)
                 self.mission.add_aircraft_kneeboard(aircraft.dcs_unit_type, page_path)
+        for type in Path(kneeboards_dir()).iterdir():
+            if type.is_dir():
+                for kneeboard in type.iterdir():
+                    self.mission.custom_kneeboards[type.name].append(kneeboard)
+            else:
+                self.mission.custom_kneeboards[""].append(type)
 
     def pages_by_airframe(self) -> Dict[AircraftType, List[KneeboardPage]]:
         """Returns a list of kneeboard pages per airframe in the mission.

game/persistency.py

@@ -111,6 +111,10 @@ def airwing_dir() -> Path:
     return base_path() / "Retribution" / "AirWing"
 
 
+def kneeboards_dir() -> Path:
+    return base_path() / "Retribution" / "Kneeboards"
+
+
 def payloads_dir(backup: bool = False) -> Path:
     payloads = base_path() / "MissionEditor" / "UnitPayloads"
     if backup: