Port research disks from nyano (#9081)

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

Resources/Prototypes/Entities/Markers/Spawners/Random/maintenance.yml

@@ -71,6 +71,7 @@
         - WeaponFlareGun
         - SheetSteel
         - SheetPlastic
+        - ResearchDisk
       chance: 0.6
       offset: 0.0
 

Resources/Prototypes/Entities/Objects/Specific/Research/disk.yml

@@ -0,0 +1,28 @@
+- type: entity
+  parent: BaseItem
+  id: ResearchDisk
+  name: research point disk (1000)
+  description: A disk for the R&D server containing 1000 points.
+  components:
+  - type: Sprite
+    sprite: Objects/Specific/Research/researchdisk.rsi
+    state: icon
+  - type: ResearchDisk
+
+- type: entity
+  parent: ResearchDisk
+  id: ResearchDisk5000
+  name: research point disk (5000)
+  description: A disk for the R&D server containing 5000 points.
+  components:
+  - type: ResearchDisk
+    points: 5000
+
+- type: entity
+  parent: ResearchDisk
+  id: ResearchDisk10000
+  name: research point disk (10000)
+  description: A disk for the R&D server containing 10000 points.
+  components:
+  - type: ResearchDisk
+    points: 10000

Resources/Prototypes/Entities/Structures/Machines/research.yml

@@ -29,6 +29,7 @@
           SheetSteel1:
             min: 1
             max: 2
+  - type: DiseaseServer
   - type: AmbientSound
     volume: -9
     range: 5