feat(web): java from python

backend/target/classes/application.properties

@@ -0,0 +1,15 @@
+spring.application.name=backend
+server.port=8080
+
+# Slicer Configuration
+# Map SLICER_PATH env var if present (default to /opt/orcaslicer/AppRun or Mac path)
+slicer.path=${SLICER_PATH:/Applications/OrcaSlicer.app/Contents/MacOS/OrcaSlicer}
+profiles.root=${PROFILES_DIR:profiles}
+
+# Pricing Configuration
+# Mapped to legacy environment variables for Docker compatibility
+pricing.filament-cost-per-kg=${FILAMENT_COST_PER_KG:25.0}
+pricing.machine-cost-per-hour=${MACHINE_COST_PER_HOUR:2.0}
+pricing.energy-cost-per-kwh=${ENERGY_COST_PER_KWH:0.30}
+pricing.printer-power-watts=${PRINTER_POWER_WATTS:150.0}
+pricing.markup-percent=${MARKUP_PERCENT:20.0}