platform: modularize api/gui, add docs-tests-web foundation, and refresh root config

selective-vpn-api/cmd/selective-vpn-api/main.go

@@ -0,0 +1,9 @@
+package main
+
+import app "selective-vpn-api/app"
+
+func main() {
+	// Keep API mode as default, but preserve legacy CLI modes
+	// (autoloop/routes-*) to avoid breaking existing systemd units.
+	app.Run()
+}

selective-vpn-api/cmd/selective-vpn-autoloop/main.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"os"
+
+	app "selective-vpn-api/app"
+)
+
+func main() {
+	os.Exit(app.RunAutoloopCLI(os.Args[1:]))
+}

selective-vpn-api/cmd/selective-vpn-routes-clear/main.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"os"
+
+	app "selective-vpn-api/app"
+)
+
+func main() {
+	os.Exit(app.RunRoutesClearCLI(os.Args[1:]))
+}

selective-vpn-api/cmd/selective-vpn-routes-update/main.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"os"
+
+	app "selective-vpn-api/app"
+)
+
+func main() {
+	os.Exit(app.RunRoutesUpdateCLI(os.Args[1:]))
+}