Commit 1: doenloadee the OHCLV data for req stocks, Formeulated the raw presenation node features of the graph(stocks), computed the Dynamic and static graph, formed the dynamic graph represntation

next task: complete the static graph representaion, and the final tensors passed over the PPO model

Commit 2: Final Input representaion for PPO Model ready

next task: start forming the PPO model