Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 1234]

Nanonymous_namespace{main.cpp}
Ccli_error
Coptions
Cconfiguration
Cwritten_run_manifest
Cresolved_snapshot_export
Narachne
Ncoordination
Nanonymous_namespace{coordinator.cpp}
Cfile_fingerprint
Cintake_request
Cenvelope_record
Cstate_event
Caccumulation_policy
Caccumulation_state
Cverification_issue
Coperational_ledger
Cimplementation
Cdomain_lock
Nariadne
Nanonymous_namespace{candidates.cpp}
Cwork_record
Cagent_record
Cranked_candidate
Cgraph_input
Ccandidate_configuration
Ccandidate_planner
Cviewer_builder
Ncrypto
Csha256_hasher
Npenelope
Nanonymous_namespace{inbox.cpp}
Cdatabase_error
Cstatement
Cdatabase
Ctransaction
Cfile_identity
Cfile_snapshot
Cfile_descriptor
Cparsed_batch
Clocal_id_allocation_state
Cconcept_relation_row
Chint_label
Chint_candidate_support
Chint_components
Nanonymous_namespace{store.cpp}
Cstatement
Cdatabase
Ctransaction
Cstaging_guard
Cexport_table
Cinbox_issue
Cinbox_batch_report
Cinbox_result
Cinbox_error
Ccandidate_plan_descriptor
Ccandidate_snapshot_request
Cintegrity_report
Csnapshot_result
Cstore_error
Cstore
Npheidippides
Nanonymous_namespace{hardened_transport.cpp}
Ctimeout_settings
Cretry_settings
Cadmission_settings
Ccache_settings
Cconfigured_redirect_policy
Cpolicy_settings
Cparsed_url
Cauthentication_settings
Cadmission_gate
Cadmission_lease
Cendpoint_configuration
Cdoor_configuration
Ccached_artifact
Cflight_state
Nanonymous_namespace{transport.cpp}
Ccurl_easy_deleter
Ccurl_url_deleter
Ccurl_slist_deleter
Cparsed_url
Callowed_authority
Cverified_body_file
Cstaging_file
Creceive_context
Cprogress_context
Chardened_transport
Cimplementation
Chttp_header
Credirect_policy
Cbody_artifact_reference
Cfetch_request_v1
Cacquired_artifact_v1
Ctransport
Narachnespace
Ncontracts
Cdiagnostic
Cvalidation_result
Carachne	Accumulates entity IDs into per-kind batches and organizes groups
Cariadne
Cpenelope
Cpheidippides	Batch courier for Wikidata/Commons: collects IDs, issues HTTP requests, and returns a merged JSON payload
Ncorespace
Chttp_client	Minimal, synchronous HTTP GET client built on libcurl
Coptions	Configuration for fetching entities via MediaWiki/Wikibase API
Cnetwork_metrics	Thread-safe counters describing client-side networking activity
Chttp_response	Result object for an HTTP transfer
Cnetwork_options	Fixed runtime options for the HTTP client
Csparql_request
Cservice_profile	Static configuration values describing a remote service
Cwdqs_options	Options specific to WDQS usage and heuristics
Ccall_preview