feat(hosting): add HostWizard platform module and fix migration chain

- Add complete hosting module (models, routes, schemas, services, templates, migrations)
- Add HostWizard platform to init_production seed (code=hosting, domain=hostwizard.lu)
- Fix cms_002 migration down_revision to z_unique_subdomain_domain
- Fix prospecting_001 migration to chain after cms_002 (remove branch label)
- Add hosting/prospecting version_locations to alembic.ini
- Fix admin_services delete endpoint to use proper response model
- Add hostwizard.lu to deployment docs (DNS, Caddy, Cloudflare)
- Add hosting and prospecting user journey docs to mkdocs nav

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

app/modules/hosting/schemas/client_service.py

@@ -0,0 +1,80 @@
+# app/modules/hosting/schemas/client_service.py
+"""Pydantic schemas for client service management."""
+
+from datetime import datetime
+
+from pydantic import BaseModel, Field
+
+
+class ClientServiceCreate(BaseModel):
+    """Schema for creating a client service."""
+
+    service_type: str = Field(..., pattern="^(domain|email|ssl|hosting|website_maintenance)$")
+    name: str = Field(..., max_length=255)
+    description: str | None = None
+    billing_period: str | None = Field(None, pattern="^(monthly|annual|one_time)$")
+    price_cents: int | None = None
+    currency: str = Field("EUR", max_length=3)
+    addon_product_id: int | None = None
+    domain_name: str | None = Field(None, max_length=255)
+    registrar: str | None = Field(None, max_length=100)
+    mailbox_count: int | None = None
+    expires_at: datetime | None = None
+    period_start: datetime | None = None
+    period_end: datetime | None = None
+    auto_renew: bool = True
+    notes: str | None = None
+
+
+class ClientServiceUpdate(BaseModel):
+    """Schema for updating a client service."""
+
+    name: str | None = Field(None, max_length=255)
+    description: str | None = None
+    status: str | None = Field(None, pattern="^(pending|active|suspended|expired|cancelled)$")
+    billing_period: str | None = Field(None, pattern="^(monthly|annual|one_time)$")
+    price_cents: int | None = None
+    currency: str | None = Field(None, max_length=3)
+    addon_product_id: int | None = None
+    domain_name: str | None = Field(None, max_length=255)
+    registrar: str | None = Field(None, max_length=100)
+    mailbox_count: int | None = None
+    expires_at: datetime | None = None
+    period_start: datetime | None = None
+    period_end: datetime | None = None
+    auto_renew: bool | None = None
+    notes: str | None = None
+
+
+class ClientServiceResponse(BaseModel):
+    """Schema for client service response."""
+
+    id: int
+    hosted_site_id: int
+    service_type: str
+    name: str
+    description: str | None = None
+    status: str
+    billing_period: str | None = None
+    price_cents: int | None = None
+    currency: str = "EUR"
+    addon_product_id: int | None = None
+    domain_name: str | None = None
+    registrar: str | None = None
+    mailbox_count: int | None = None
+    expires_at: datetime | None = None
+    period_start: datetime | None = None
+    period_end: datetime | None = None
+    auto_renew: bool = True
+    notes: str | None = None
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class ClientServiceDeleteResponse(BaseModel):
+    """Response for client service deletion."""
+
+    message: str