Initialize clean CSR inventory repository

.env.example

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+DEBUG=false
+SECRET_KEY=replace-with-a-long-random-value
+ALLOWED_HOSTS=inventory.example.org,127.0.0.1,localhost
+CSRF_TRUSTED_ORIGINS=https://inventory.example.org
+SECURE_COOKIES=true
+SECURE_SSL_REDIRECT=true
+TIME_ZONE=Europe/Berlin
+POSTGRES_DB=csr_inventory
+POSTGRES_USER=csr_inventory
+POSTGRES_PASSWORD=replace-with-a-strong-password
+POSTGRES_HOST=db
+POSTGRES_PORT=5432
+APP_HOST=inventory.example.org
+# Public domain: letsencrypt. LAN: docker-compose.lan.yml disables ACME.
+TRAEFIK_CERT_RESOLVER=letsencrypt
+ACME_EMAIL=admin@example.org
+MAX_UPLOAD_SIZE=10485760
+LOG_LEVEL=WARNING
+API_ANON_RATE=20/min
+API_CLIENT_RATE=300/min