More generic layout for CH anti ship sites, nerf + add new sites for China (#472)

resources/groups/BAL_LBASM.yaml

@@ -5,4 +5,4 @@ units:
   - "[CH] Bal LBASM TEL"
   - "[CH] Monolit-B LBASM STR"
 layouts:
-  - Bastion-P LBASM
+  - Coastal Defense

resources/groups/Bastion-P_LBASM.yaml

@@ -5,4 +5,4 @@ units:
   - "[CH] Bastion-P LBASM TEL"
   - "[CH] Monolit-B LBASM STR"
 layouts:
-  - Bastion-P LBASM
+  - Coastal Defense

resources/groups/DF-21D_LBASM.yaml

@@ -0,0 +1,7 @@
+name: DF-21D LBASBM
+tasks:
+  - Coastal
+units:
+  - "[CH] DF-21D LBASBM"
+layouts:
+  - Coastal Defense

resources/groups/YJ-12B_LBASM.yaml

@@ -0,0 +1,7 @@
+name: YJ-12B LBASBM
+tasks:
+  - Coastal
+units:
+  - "[CH] YJ-12B LBASM"
+layouts:
+  - Coastal Defense

resources/layouts/defenses/coastal_defense.yaml

@@ -1,16 +1,20 @@
-name: Bastion-P LBASM
+name: Coastal Defense
 tasks:
   - Coastal
 groups:
   - Silkworm:
     - name: SilkwormGenerator 0
+      optional: true
+      fill: false
       unit_count:
         - 1
-      unit_types:
-        - MonolitB
+      unit_classes:
+        - SearchRadar
+        - SearchTrackRadar
     - name: SilkwormGenerator 1
       unit_count:
-        - 5
+        - 2
+        - 3
       unit_classes:
         - AntiShipMissile
     - name: SilkwormGenerator 2