fixes that made it work

components/ws_client/ws_client.h

@@ -0,0 +1,56 @@
+#ifndef WS_CLIENT_H
+#define WS_CLIENT_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define WS_MAX_SERVICES 8
+#define WS_SERVICE_NAME_LEN 16
+
+typedef enum {
+    WS_STATE_DISCONNECTED = 0,
+    WS_STATE_CONNECTING,
+    WS_STATE_CONNECTED,
+    WS_STATE_ERROR,
+} ws_state_t;
+
+typedef struct {
+    char name[WS_SERVICE_NAME_LEN];
+    bool running;
+} ws_service_t;
+
+typedef struct {
+    float    cpu_pct;
+    float    mem_pct;
+    uint32_t mem_used_mb;
+    float    disk_pct;
+    float    cpu_temp;
+    float    uptime_hrs;
+    float    net_rx_kbps;
+    float    net_tx_kbps;
+    ws_service_t services[WS_MAX_SERVICES];
+    uint8_t  service_count;
+    uint32_t last_update;   // timestamp from server
+    bool     valid;         // set true after first successful parse
+} pi_stats_t;
+
+typedef void (*ws_data_callback_t)(const pi_stats_t *stats);
+typedef void (*ws_state_callback_t)(ws_state_t state);
+
+void ws_client_init(const char *uri);
+void ws_client_start(void);
+void ws_client_stop(void);
+ws_state_t ws_client_get_state(void);
+void ws_client_get_stats(pi_stats_t *out);
+void ws_client_set_data_callback(ws_data_callback_t cb);
+void ws_client_set_state_callback(ws_state_callback_t cb);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif