Adding Pub/sub for communication between base and app

[haoruizhou]

Will test on September 25, 2025. Merge after testing with the car.

[Copilot]

Pull Request Overview

This PR adds Redis pub/sub communication between the base station and app components to replace named pipe communication, with fallback support to named pipes when Redis is unavailable.

• Introduces Redis pub/sub for real-time CAN message communication
• Implements fallback mechanism to named pipes when Redis connection fails
• Updates code formatting from single quotes to double quotes throughout

Reviewed Changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
pecan/app.py	Adds Redis client initialization and pub/sub listener with named pipe fallback
base-station/requirements.txt	Adds Redis and cantools dependencies
base-station/docker-compose.yml	Adds Redis service with persistent volume
base-station/base.py	Implements Redis pub/sub publishing with named pipe fallback
base-station/Dockerfile	Updates to install dependencies from requirements.txt

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[haoruizhou]

We will see if we can test this on Oct 9 Thursday. Sorry for the delay