init: lab project bootstrapped from isletmem-kovakcrm

- CRM domain modules removed (customers, services, software, calendar, tasks, invoices, leads, finance, etc.)
- DLS branding: package name=lab, logo wordmark, sidebar nav, header CTA
- Tenant layer extended with kind dimension (lab|clinic) + requireTenantKind helper
- Schema rewritten for DLS domain: jobs, job_files, job_status_history, prosthetics, connections, finance_entries, notifications
- Onboarding form: clinic/lab account-type selection + auto-generated memberNumber
- Placeholder routes for jobs/{inbound,outbound,new}, products, finance, connections
- PDF spec + spec.md under belgeler/
- db: lab database + 13 collections + indexes + storage bucket (job-files) provisioned via Appwrite MCP

Ref: belgeler/dls-ui-tasarim.pdf

.env.example

@@ -0,0 +1,11 @@
+# Appwrite (self-hosted, v1.9.0)
+NEXT_PUBLIC_APPWRITE_ENDPOINT=https://db.kovaksoft.com/v1
+NEXT_PUBLIC_APPWRITE_PROJECT_ID=
+NEXT_PUBLIC_APPWRITE_DATABASE_ID=lab
+
+# Server-only — Appwrite API key with sufficient scopes
+# (databases.read/write, tables.read/write, users.read/write, teams.read/write)
+APPWRITE_API_KEY=
+
+# App
+APP_URL=https://lab.kovakcrm.com