Function scan_filesystem 

pub fn scan_filesystem(
    name: &str,
    fs_config: &FilesystemConnectorConfig,
) -> Result<Vec<SourceItem>>

Scan a local directory and produce SourceItems.

Walks the configured root directory, applies include/exclude globs, reads each matching file, and returns a sorted list of SourceItems.

Arguments

• name — the instance name (e.g. "docs"). Used as part of the source identifier: "filesystem:<name>".
• fs_config — the filesystem connector configuration for this instance.

Errors

Returns an error if:

• The root directory does not exist
• A glob pattern is invalid
• A directory entry cannot be read