Add dynamic chunk lighting engine (vertical sky light + emissive blocks)

scratch.go

@@ -0,0 +1,17 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+)
+
+func main() {
+	f, _ := os.Open("generated/reports/blocks.json")
+	var data map[string]interface{}
+	json.NewDecoder(f).Decode(&data)
+
+	glowstone := data["minecraft:glowstone"]
+	b, _ := json.MarshalIndent(glowstone, "", "  ")
+	fmt.Println("glowstone:", string(b))
+}