Initial commit: breakpilot-core - Shared Infrastructure

Docker Compose with 24+ services:
- PostgreSQL (PostGIS), Valkey, MinIO, Qdrant
- Vault (PKI/TLS), Nginx (Reverse Proxy)
- Backend Core API, Consent Service, Billing Service
- RAG Service, Embedding Service
- Gitea, Woodpecker CI/CD
- Night Scheduler, Health Aggregator
- Jitsi (Web/XMPP/JVB/Jicofo), Mailpit

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

rag-service/config.py

@@ -0,0 +1,29 @@
+import os
+
+
+class Settings:
+    """Environment-based configuration for rag-service."""
+
+    # Qdrant
+    QDRANT_URL: str = os.getenv("QDRANT_URL", "http://localhost:6333")
+
+    # MinIO
+    MINIO_ENDPOINT: str = os.getenv("MINIO_ENDPOINT", "localhost:9000")
+    MINIO_ACCESS_KEY: str = os.getenv("MINIO_ACCESS_KEY", "minioadmin")
+    MINIO_SECRET_KEY: str = os.getenv("MINIO_SECRET_KEY", "minioadmin")
+    MINIO_BUCKET: str = os.getenv("MINIO_BUCKET", "breakpilot-documents")
+    MINIO_SECURE: bool = os.getenv("MINIO_SECURE", "false").lower() == "true"
+
+    # Embedding Service
+    EMBEDDING_SERVICE_URL: str = os.getenv(
+        "EMBEDDING_SERVICE_URL", "http://embedding-service:8087"
+    )
+
+    # Auth
+    JWT_SECRET: str = os.getenv("JWT_SECRET", "")
+
+    # Server
+    PORT: int = int(os.getenv("PORT", "8097"))
+
+
+settings = Settings()