Initial commit: Oracle AI research pipeline (adapters, pipeline, summarize, query)

Source-controlled baseline before Phase 5 cron. Excludes oracle.db,
logs/, and __pycache__ via .gitignore. Pipeline verified running
clean end-to-end (run_log write confirmed before conn.close()).

.gitignore

@@ -0,0 +1,17 @@
+# Oracle generated data — not source, grows over time
+oracle.db
+oracle.db-journal
+oracle.db-wal
+oracle.db-shm
+
+# Logs
+logs/
+
+# Python bytecache
+__pycache__/
+*.pyc
+*.pyo
+
+# Env / virtualenv
+.venv/
+.env