Credit source expansion contributor

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Current release totals after parquet recount: 12 sources, 2,491,773 docs, 6.28B tokens (tiktoken proxy).
 - Added `1000_novels` as a stable CC-BY-4.0 literature source.
 - Added source registry entries and PR contract for future `biblioteka_nauki` and `europeana` ingestion with per-document license/author metadata. These sources are not included in v0.2.1 parquets yet.
+- Credited Bart Kobyliński for source expansion work on Biblioteka Nauki and Europeana metadata/rebuild preparation.
 - Kept raw SpeakLeash Europeana excluded unless a direct rebuild preserves per-record rights metadata.
 - Sources: eurlex, parliamentary, wikisource, wikipedia, dziennik_ustaw, wolne_lektury, 1000_novels, wikiquote, eltec_pol, wikivoyage, wikibooks, wikinews.
 - Excluded (see README): open_subtitles_corpus, europeana_eu_pl_corpus_raw_speakleash, project_gutenberg_pl_corpus.

README.md

@@ -58,6 +58,13 @@ Credit for the underlying texts belongs to the upstream sources and to SpeakLeas
 as the redistributing aggregator; this release does not claim ownership of them
 (see Disclaimer).
 
+## Contributors
+
+- **Kacper Wikieł** — corpus curation, release engineering, documentation, and
+  reproducible build workflow.
+- **Bart Kobyliński** — source expansion work for Biblioteka Nauki and Europeana,
+  including per-document license/author metadata collection and rebuild planning.
+
 ## Guiding principles
 1. **Open & traceable licensing** — every source is *openly licensed* with a documented
    legal basis (see each datasheet's "traceable basis"), not a vague "public domain".

artifacts/bartek_source_ingestion_plan_2026-07-02.md

@@ -1,5 +1,8 @@
 # Bartek source ingestion plan
 
+Prepared from source-expansion work by **Bart Kobyliński** for Biblioteka Nauki
+and Europeana.
+
 ## Decision
 
 Accept the two extra columns in the main parquet schema:

src/make_docs.py

@@ -203,6 +203,13 @@ Credit for the underlying texts belongs to the upstream sources and to SpeakLeas
 as the redistributing aggregator; this release does not claim ownership of them
 (see Disclaimer).
 
+## Contributors
+
+- **Kacper Wikieł** — corpus curation, release engineering, documentation, and
+  reproducible build workflow.
+- **Bart Kobyliński** — source expansion work for Biblioteka Nauki and Europeana,
+  including per-document license/author metadata collection and rebuild planning.
+
 ## Guiding principles
 1. **Open & traceable licensing** — every source is *openly licensed* with a documented
    legal basis (see each datasheet's "traceable basis"), not a vague "public domain".
@@ -302,6 +309,8 @@ python3 src/make_docs.py
         f"`biblioteka_nauki` and `europeana` ingestion with per-document "
         f"license/author metadata. These sources are not included in v{VERSION} "
         f"parquets yet.\n"
+        f"- Credited Bart Kobyliński for source expansion work on Biblioteka "
+        f"Nauki and Europeana metadata/rebuild preparation.\n"
         f"- Kept raw SpeakLeash Europeana excluded unless a direct rebuild "
         f"preserves per-record rights metadata.\n"
         f"- Sources: {', '.join(n for n, _, _ in rows)}.\n"