[meta] Rust LSP Types

[karthiknadig]

• Refactor generator code to provide more language plugins #157
• Boiler plate for rust code generator #158
• Boiler plate for rust code testing #159
• Rust types code generation #160
• Testing and CI for Rust types #161
• Pipelines for rust build and package creation #162
• Pipelines for signing and publishing #163

Reference: #151