v0.35.1: performance, AGPL licensing and documentation overhaul

- Web Server reads static files inline; proxy middleware chain flattened
- About window with license summary and project links; AGPL-3.0-or-later
- Rewritten documentation: feature list, screenshots, performance guide
- Fix false spikes in per-Vhost request-rate charts

deploy/README.md

@@ -1,7 +1,7 @@
 # Example Linux service
 
 `rustproxy.service` is an operator-reviewed deployment example, not an installed or
-tested service. With RustProxy 0.34.2, the example includes `ExecReload` so `systemctl reload rustproxy` uses the authenticated CLI soft reload. If using `RUST_PROXY_CONFIG`, configure it in the service EnvironmentFile so both `ExecStart` and `ExecReload` share the same file source. It runs the compiled executable as a dedicated `rustproxy` account,
+tested service. The example includes `ExecReload` so `systemctl reload rustproxy` uses the authenticated CLI soft reload. If using `RUST_PROXY_CONFIG`, configure it in the service EnvironmentFile so both `ExecStart` and `ExecReload` share the same file source. It runs the compiled executable as a dedicated `rustproxy` account,
 uses the public administration profile shown below and grants only the capability needed
 for low-port binding. It does not run the proxy as root or grant Docker socket access.