move veins to js code

kubejs/server_scripts/tfc/veins.js

@@ -0,0 +1,60 @@
+// priority: 0
+
+ServerEvents.highPriorityData(event => {
+    
+    const veinsJson = {
+        replace: true,
+        values: []
+    }
+    
+    global.veins.forEach(vein => {
+        
+        const placedFeatureVeinJson = {
+            feature: `tfc:vein/${vein.random_name}`,
+            placement: []
+          }
+
+        const configuredFeatureVeinJson = {
+            type: vein.veinType,
+            config: {
+                rarity: vein.rarity,
+                min_y: {
+                  absolute: vein.minY
+                },
+                max_y: {
+                  absolute: vein.maxY
+                },
+                size: vein.size,
+                density: vein.density,
+                blocks: [],
+                indicator: vein.indicator,
+                random_name: vein.random_name
+            }
+        }
+        
+        vein.stoneTypes.forEach(stoneType => {
+            const someJson = {
+                replace: [
+                    `tfc:rock/raw/${stoneType}`
+                ],
+                with: []
+            }
+
+            vein.ores.forEach(ore => {
+                someJson.with.push({
+                    weight: ore.weight,
+                    block: `gtceu:tfc_${stoneType}_${ore.material}_ore`
+                })
+            })
+
+            configuredFeatureVeinJson.config.blocks.push(someJson);
+        })
+
+        veinsJson.values.push(`tfc:vein/${vein.random_name}`)
+
+        event.addJson(`tfc:worldgen/configured_feature/vein/${vein.random_name}`, configuredFeatureVeinJson)
+        event.addJson(`tfc:worldgen/placed_feature/vein/${vein.random_name}`, placedFeatureVeinJson)
+    })
+
+    event.addJson(`tfc:tags/worldgen/placed_feature/in_biome/veins`, veinsJson)
+})