ideal aquarium setup for dwarf cichlids

What specific tank conditions and aquascaping elements are essential for creating an optimal environment for dwarf cichlids? In terms of tank size, water parameters, substrate choices, and plant selection, what factors contribute to the overall well-being, breeding success, and natural behavior expression of these mesmerizing fish? Additionally, how can one strike a balance between providing hiding spots and open swimming areas, as well as selecting compatible tank mates to create a harmonious community tank for dwarf cichlids?