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

selective-vpn-api/app/transport_backends_adapter_systemd.go

@@ -0,0 +1,77 @@
+package app
+
+import transportcfg "selective-vpn-api/app/transportcfg"
+
+type transportSystemdBackend struct{}
+
+type transportSystemdServiceTuning = transportcfg.SystemdServiceTuning
+
+type transportSystemdHardening = transportcfg.SystemdHardening
+
+func validSystemdUnitName(unit string) bool {
+	return transportcfg.ValidSystemdUnitName(unit)
+}
+
+func transportSystemdUnitPath(unit string) string {
+	return transportcfg.SystemdUnitPath(transportSystemdUnitsDir, unit)
+}
+
+func transportSystemdUnitOwnedByClient(path, clientID string) (bool, error) {
+	return transportcfg.SystemdUnitOwnedByClient(path, clientID)
+}
+
+func writeTransportSystemdUnitFile(unit string, content string) error {
+	return transportcfg.WriteSystemdUnitFile(transportSystemdUnitsDir, unit, content)
+}
+
+func renderTransportSystemdUnit(
+	client TransportClient,
+	unit string,
+	execStart string,
+	requiresSSH bool,
+	sshUnit string,
+	tuning transportSystemdServiceTuning,
+	hardening transportSystemdHardening,
+) string {
+	return transportcfg.RenderSystemdUnit(
+		transportCfgClient(client),
+		stateDir,
+		unit,
+		execStart,
+		requiresSSH,
+		sshUnit,
+		transportcfg.SystemdServiceTuning(tuning),
+		transportcfg.SystemdHardening(hardening),
+		shellQuoteArg,
+	)
+}
+
+func renderTransportSSHOverlayUnit(
+	client TransportClient,
+	unit string,
+	execStart string,
+	tuning transportSystemdServiceTuning,
+	hardening transportSystemdHardening,
+) string {
+	return transportcfg.RenderSSHOverlayUnit(
+		transportCfgClient(client),
+		stateDir,
+		unit,
+		execStart,
+		transportcfg.SystemdServiceTuning(tuning),
+		transportcfg.SystemdHardening(hardening),
+		shellQuoteArg,
+	)
+}
+
+func transportSystemdServiceTuningFromConfig(cfg map[string]any, prefix string) transportSystemdServiceTuning {
+	return transportcfg.SystemdServiceTuningFromConfig(cfg, prefix, transportConfigInt)
+}
+
+func transportSystemdHardeningFromConfig(cfg map[string]any, prefix string) transportSystemdHardening {
+	return transportcfg.SystemdHardeningFromConfig(cfg, prefix)
+}
+
+func transportConfigHasKey(cfg map[string]any, key string) bool {
+	return transportcfg.ConfigHasKey(cfg, key)
+}