v4.2.3 - Update proxy config

Update proxy config with latest release and remove zstd encoding.

v4.2.2 - P6 Core 6.4.0 and Demo App 1.0.7

Ship the latest Demo App and upgrade standard schema to P6 Core 6.4.0

v4.2.1 - PostgreSQL 13.1

Upgrade to PostgreSQL 13.1

v4.2.0 - P6 Core 6.3.7

P6 Core 6.3.7 with Demo App version 1.0.6 and replace P6 Proxy (Nginx) by Caddy

v4.1.0 - Replace P6 Proxy by Nginx

Replace P6 Proxy by Nginx

v4.0.3 - P6 Core 6.1.0

P6 Core 6.1.0 with Demo App version 1.0.5

v4.0.2 - P6 Core 6.0.3

P6 Core 6.0.3 with Demo App version 1.0.4

v4.0.1 - P6 6.0.3

P6 6.0.3 with Demo App version 1.0.3

v4.0.0 - P6 6.0.2

P6 6.0.2 with Demo App version 1.0.2

v3.2.0 - P6 6.0.0

P6 6.0.0 with Demo App version 1.0.0