Setup for meV-resolution inelastic X-ray scattering measurements and X-ray diffraction at the Matter in Extreme Conditions endstation at the Linac Coherent Light Source by McBride, EE, White, TG, Descamps, A, Fletcher, LB, Appel, K, Condamine, F, Curry, CB, Funk, S, Galtier, E, Gauthier, M, Goede, S, Kim, JB, Lee, HJ, Ofori-Okai, BK, Oliver, M, Rigby, A, Schoenwaelder, C, Sun, P, Tschentscher, Th, Witte, B, Zastrau, U, Gregori, G, Nagler, B, Hastings, J, Glenzer, SH, Monaco, G