Build independent Everon successor foundation and native regressions

tests/mortar_salvo_regression.py

@@ -0,0 +1,21 @@
+from pathlib import Path
+from policy_harness import body,run
+ROOT=Path(__file__).resolve().parents[1]
+s=body(ROOT/'addons/ai/Scripts/Game/ERR/ERR_MortarSalvo.c','static vector Offset(').replace('Math.','Math::')
+run('''#include <cassert>
+#include <cmath>
+struct vector { float x,y,z;};
+vector Vector(float x,float y,float z){return {x,y,z};}
+namespace Math {constexpr float DEG2RAD=0.01745329252;float Sqrt(float n){return std::sqrt(n);}float Sin(float n){return std::sin(n);}float Cos(float n){return std::cos(n);}}
+constexpr int ROUNDS=8;constexpr float RADIUS_METRES=40;
+'''+s+'''
+int main(){for(int site=0;site<4;site++)for(int order=0;order<10;order++){
+ float previous=0;
+ for(int shot=0;shot<8;shot++){
+  auto a=Offset(site,order,shot),b=Offset(site,order,shot);
+  assert(a.x==b.x&&a.z==b.z&&a.y==0);
+  float radius=std::hypot(a.x,a.z);assert(radius>previous&&radius<=40.0001);previous=radius;
+ }
+}}
+''')
+print('PASS: migrated salvo offsets are deterministic, spread and bounded (firing controller pending)')