meta_db_connection: Returns a SQLite Database Connection for the RB3 Package Metadata
Description
This function provides a consistent way to connect to the SQLite database used for RB3 package metadata.
It returns an existing connection if one is already established and valid, or creates a new
connection if needed.
Usage
meta_db_connection()
Arguments
Value
A SQLite connection object for metadata storage
Details
The function first checks if a valid connection already exists in the package registry.
If not, it establishes a new connection to a SQLite database located in the configured
database folder and stores this connection in the package registry.