Add OARMP routing engine, dashboard and documentation

- Complete routing engine: ingest, optimizer (CG+B&B), maintenance
  monitor, metrics, pipeline, quality checks
- Streamlit dashboard with Input/Output tab structure, editable data
  editors, interactive Folium map with satellite layer and maintenance
  base highlights, FH stacked bar chart with TTM availability
- CSV data files: AERONAVES, CHECKS, AIRPORTS, ESCALA DE VOO
- README, CONTEXTO and CHANGELOG added
- Remove legacy pre_process scripts and raw binary files (PDFs/xlsx)
- Update .gitignore to exclude outputs/, data/, raw/*.pdf, raw/*.xlsx

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

requirements.txt

@@ -0,0 +1,11 @@
+pulp>=2.7.0
+pandas>=2.0.0
+numpy>=1.24.0
+streamlit>=1.28.0
+plotly>=5.17.0
+openpyxl>=3.1.0
+networkx>=3.2.0
+scipy>=1.11.0
+airportsdata>=20240101
+folium>=0.14.0
+streamlit-folium>=0.22.0