Update README.md to enhance development environment setup instructions

[andre-stefanov]

No description provided.

[Copilot]

Pull Request Overview

This PR enhances the README by reorganizing setup instructions, adding a workspace initialization guide, and ensuring build commands reflect the workspace structure.

• Renames “Prerequisites” to “Development Environment Setup” and restructures prerequisite/install sections
• Introduces a “Workspace Initialization” section with example directory layout
• Updates cd commands to include the OpenAstroTech-workspace path and adjusts feature-completion checkboxes

Comments suppressed due to low confidence (4)

README.md:274

• The LX200 protocol library implementation is likely already present; if so, the checkbox should be marked as complete ([x]) to accurately reflect current functionality.

    - [ ] LX200 protocol library implementation

README.md:275

• Mount coordinate management appears implemented; update the checkbox to [x] if this feature is fully supported.

    - [ ] Mount coordinate management (RA/DEC)

README.md:276

• The stepper motor driver framework is available in the codebase; consider marking this as complete ([x]) in the checklist.

    - [ ] Stepper motor driver framework

README.md:280

• If the basic mount control interface has been implemented, update this item to [x] to reflect its current status.

    - [ ] Basic mount control interface