[Pod] Integrate pod components with FSM operations and decisions

[taesungh]

Retroactively tracking integration of physical components with operations (enter actions) and sensors with decision logic (transitions) of StateMachine

• [Pod] Integrate distance threshold with FSM #45
• [Pod] Integrate temperature monitoring with FSM #55
• [Pod] Incorporate brakes with state transitions #60
• [Pod] Incorporate pressure monitoring with FSM #66
• [Pod] Incorporate signal light with FSM #68
• [Pod] Incorporate high-voltage system with FSM #75
• [Pod] Add new Faulted state for pod failures #74
• [Pod] Integrate propulsion system with FSM #100
• Indicate reason for pod failures leading to Faulted #106
• Move StateMachine construction to outside closure #96
• Add error handling for INA219
• Add error handling for ADS1015
• Add error handling for mpu6050