Initial EVS client + bridge setup

include/secrets.example.h

@@ -0,0 +1,21 @@
+#ifndef EVS_SECRETS_H
+#define EVS_SECRETS_H
+
+// Copy to: include/secrets.h
+// Keep include/secrets.h out of version control.
+
+static const char* WIFI_SSID = "REPLACE_WIFI_SSID";
+static const char* WIFI_PASSWORD = "REPLACE_WIFI_PASSWORD";
+
+// EVS bridge endpoint
+static const char* EVS_BRIDGE_HOST = "REPLACE_BRIDGE_IP_OR_HOST";
+static constexpr uint16_t EVS_WS_PORT = 8765;
+static const char* EVS_WS_PATH = "/audio";
+
+// Unique device name per ESP32
+static const char* EVS_DEVICE_ID = "esp32-room-name";
+
+// Connectivity behavior
+static constexpr uint32_t EVS_RECONNECT_MS = 5000;
+
+#endif  // EVS_SECRETS_H