fix: migrate deployment from Hetzner to Coolify (#1)

## Summary
- Add Coolify deployment configuration (docker-compose, healthchecks, network setup)
- Replace deploy-hetzner CI job with Coolify webhook deploy
- Externalize postgres, qdrant, S3 for Coolify environment

## All changes since branch creation
- Coolify docker-compose with Traefik labels and healthchecks
- CI pipeline: deploy-hetzner → deploy-coolify (simple webhook curl)
- SQLAlchemy 2.x text() compatibility fixes
- Alpine-compatible Dockerfile fixes

Co-authored-by: Sharang Parnerkar <parnerkarsharang@gmail.com>
Reviewed-on: #1

.env.coolify.example

@@ -0,0 +1,61 @@
+# =========================================================
+# BreakPilot Compliance — Coolify Environment Variables
+# =========================================================
+# Copy these into Coolify's environment variable UI
+# for the breakpilot-compliance Docker Compose resource.
+# =========================================================
+
+# --- External PostgreSQL (Coolify-managed, same as Core) ---
+COMPLIANCE_DATABASE_URL=postgresql://breakpilot:CHANGE_ME@<coolify-postgres-hostname>:5432/breakpilot_db
+
+# --- Security ---
+JWT_SECRET=CHANGE_ME_SAME_AS_CORE
+
+# --- External S3 Storage (same as Core) ---
+S3_ENDPOINT=<s3-endpoint-host:port>
+S3_ACCESS_KEY=CHANGE_ME_SAME_AS_CORE
+S3_SECRET_KEY=CHANGE_ME_SAME_AS_CORE
+S3_SECURE=true
+
+# --- External Qdrant ---
+QDRANT_URL=https://<qdrant-hostname>
+QDRANT_API_KEY=CHANGE_ME_QDRANT_API_KEY
+
+# --- Session ---
+SESSION_TTL_HOURS=24
+
+# --- SMTP (Real mail server) ---
+SMTP_HOST=smtp.example.com
+SMTP_PORT=587
+SMTP_USERNAME=compliance@breakpilot.ai
+SMTP_PASSWORD=CHANGE_ME_SMTP_PASSWORD
+SMTP_FROM_NAME=BreakPilot Compliance
+SMTP_FROM_ADDR=compliance@breakpilot.ai
+
+# --- LLM Configuration ---
+COMPLIANCE_LLM_PROVIDER=anthropic
+SELF_HOSTED_LLM_URL=
+SELF_HOSTED_LLM_MODEL=
+COMPLIANCE_LLM_MAX_TOKENS=4096
+COMPLIANCE_LLM_TEMPERATURE=0.3
+COMPLIANCE_LLM_TIMEOUT=120
+ANTHROPIC_API_KEY=CHANGE_ME_ANTHROPIC_KEY
+ANTHROPIC_DEFAULT_MODEL=claude-sonnet-4-5-20250929
+
+# --- Ollama (optional) ---
+OLLAMA_URL=
+OLLAMA_DEFAULT_MODEL=
+COMPLIANCE_LLM_MODEL=
+
+# --- LLM Fallback ---
+LLM_FALLBACK_PROVIDER=
+
+# --- PII & Audit ---
+PII_REDACTION_ENABLED=true
+PII_REDACTION_LEVEL=standard
+AUDIT_RETENTION_DAYS=365
+AUDIT_LOG_PROMPTS=true
+
+# --- Frontend URLs (build args) ---
+NEXT_PUBLIC_API_URL=https://api-compliance.breakpilot.ai
+NEXT_PUBLIC_SDK_URL=https://sdk.breakpilot.ai