expedition rewards (#16972)

Co-authored-by: deltanedas <@deltanedas:kde.org>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Resources/Prototypes/Procedural/salvage_rewards.yml

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+- type: weightedRandom
+  id: SalvageRewardCommon
+  weights:
+    # basic materials
+    CrateMaterialGlass: 1.0
+    CrateMaterialPlasteel: 1.0
+    CrateMaterialPlastic: 1.0
+    CrateMaterialSteel: 1.0
+    # things the station might want
+    CrateEngineeringAMEJar: 0.25
+    CrateFoodPizzaLarge: 0.25
+    CrateFoodSoftdrinks: 0.25
+    CrateFunATV: 0.25
+    CrateFunInstrumentsVariety: 0.25
+    CrateSalvageEquipment: 0.25
+    RandomArtifactSpawner: 0.25
+    # weighted down since it sells for a lot
+    NuclearBombKeg: 0.1
+
+- type: weightedRandom
+  id: SalvageRewardRare
+  weights:
+    # rare materials
+    IngotGold: 1.0
+    IngotSilver: 1.0
+    SheetPlasma: 1.0
+    SheetUranium: 1.0
+    SalvagePartsT3Spawner: 1.0
+    SalvagePartsT3T4Spawner: 1.0
+    # things the expedition team might want
+    CrateEmergencyBruteKit: 0.5
+    CrateMedicalSupplies: 0.5
+    CrateSecurityRiot: 0.5
+    # cloning boards
+    CloningPodMachineCircuitboard: 0.5
+    MedicalScannerMachineCircuitboard: 0.5
+    CloningConsoleComputerCircuitboard: 0.5
+    # basic weapons
+    CrateArmorySMG: 0.25
+    CrateArmoryLaser: 0.25
+    WeaponMakeshiftLaser: 0.25
+    # rare weapons
+    WeaponSubMachineGunC20r: 0.1
+
+- type: weightedRandom
+  id: SalvageRewardEpic
+  weights:
+    # rare machinery
+    SecurityTechFabCircuitboard: 1.0
+    ResearchAndDevelopmentServerMachineCircuitboard: 1.0
+    SalvagePartsT4Spawner: 1.0
+    # rare weapons
+    WeaponAdvancedLaser: 1.0
+    WeaponLaserCannon: 1.0
+    WeaponXrayCannon: 1.0
+    WeaponSniperHristov: 1.0
+    # extremely rare weapons
+    WeaponLauncherRocket: 0.1
+    # rare chemicals
+    CognizineChemistryBottle: 1.0
+    OmnizineChemistryBottle: 1.0