diff --git a/src/core/CommandMgr.cpp b/src/core/CommandMgr.cpp
index 8d1da96..760bf72 100644
--- a/src/core/CommandMgr.cpp
+++ b/src/core/CommandMgr.cpp
@@ -1,7 +1,10 @@
 #include "CommandMgr.hpp"
 #include "HttpClient.hpp"
+#include "AppConfig.hpp"
+extern AppConfig CFG;
 
-namespace {
+namespace
+{
   String BASE;
   String IMEI;
   uint32_t lastPoll = 0;
@@ -10,97 +13,134 @@ namespace {
   // Extract array of objects from a JSON string like: [{"id":..,"type":"..","payload":{...}}, ...]
   // We’ll do a naive split on "},{" for small payloads; replace with proper JSON parsing later.
 
-  long extractId(const String& obj) {
+  long extractId(const String &obj)
+  {
     String pat = "\"id\":";
     int k = obj.indexOf(pat);
-    if (k < 0) return 0;
+    if (k < 0)
+      return 0;
     k += pat.length();
     int e = k;
-    while (e < (int)obj.length() && (isDigit(obj[e]) || obj[e]=='-')) e++;
+    while (e < (int)obj.length() && (isDigit(obj[e]) || obj[e] == '-'))
+      e++;
     return obj.substring(k, e).toInt();
   }
 
-  String extractString(const String& obj, const String& key) {
+  String extractString(const String &obj, const String &key)
+  {
     String pat = "\"" + key + "\":";
     int k = obj.indexOf(pat);
-    if (k < 0) return "";
+    if (k < 0)
+      return "";
     k += pat.length();
-    while (k < (int)obj.length() && (obj[k]==' ' || obj[k]=='\"')) k++;
+    while (k < (int)obj.length() && (obj[k] == ' ' || obj[k] == '\"'))
+      k++;
     // read quoted string
     int end = obj.indexOf('\"', k);
-    if (end <= k) return "";
+    if (end <= k)
+      return "";
     return obj.substring(k, end);
   }
 
-  String extractPayload(const String& obj) {
+  String extractPayload(const String &obj)
+  {
     // payload is often an object. Find "payload": and read balanced braces.
     String pat = "\"payload\":";
     int k = obj.indexOf(pat);
-    if (k < 0) return "";
+    if (k < 0)
+      return "";
     k += pat.length();
-    while (k < (int)obj.length() && (obj[k]==' ')) k++;
-    if (k >= (int)obj.length()) return "";
-    if (obj[k] == '{') {
+    while (k < (int)obj.length() && (obj[k] == ' '))
+      k++;
+    if (k >= (int)obj.length())
+      return "";
+    if (obj[k] == '{')
+    {
       int depth = 0;
       int i = k;
-      for (; i < (int)obj.length(); ++i) {
-        if (obj[i] == '{') depth++;
-        else if (obj[i] == '}') {
+      for (; i < (int)obj.length(); ++i)
+      {
+        if (obj[i] == '{')
+          depth++;
+        else if (obj[i] == '}')
+        {
           depth--;
-          if (depth == 0) { i++; break; }
+          if (depth == 0)
+          {
+            i++;
+            break;
+          }
         }
       }
       return obj.substring(k, i);
-    } else if (obj[k] == '\"') {
-      int end = obj.indexOf('\"', k+1);
-      if (end > k) return obj.substring(k+1, end);
+    }
+    else if (obj[k] == '\"')
+    {
+      int end = obj.indexOf('\"', k + 1);
+      if (end > k)
+        return obj.substring(k + 1, end);
     }
     return "";
   }
 
   // Very naive split into objects. Works if server returns a small array.
-  void parseArray(const String& json, std::vector<CommandMgr::Command>& out) {
+  void parseArray(const String &json, std::vector<CommandMgr::Command> &out)
+  {
     String s = json;
     s.trim();
-    if (!s.startsWith("[")) return;
+    if (!s.startsWith("["))
+      return;
     // strip [ and ]
-    if (s.length() >= 2 && s.endsWith("]")) s = s.substring(1, s.length()-1);
+    if (s.length() >= 2 && s.endsWith("]"))
+      s = s.substring(1, s.length() - 1);
 
     // crude split on "},{" boundaries
     int start = 0;
-    while (start < (int)s.length()) {
+    while (start < (int)s.length())
+    {
       int next = s.indexOf("},{", start);
       String obj;
-      if (next == -1) {
+      if (next == -1)
+      {
         obj = s.substring(start);
         obj.trim();
-        if (obj.startsWith("{") && obj.endsWith("}")) {
+        if (obj.startsWith("{") && obj.endsWith("}"))
+        {
           // ok
         }
-        else if (!obj.isEmpty()) {
+        else if (!obj.isEmpty())
+        {
           // Try pad
-          if (!obj.startsWith("{")) obj = "{" + obj;
-          if (!obj.endsWith("}"))  obj += "}";
+          if (!obj.startsWith("{"))
+            obj = "{" + obj;
+          if (!obj.endsWith("}"))
+            obj += "}";
         }
         start = s.length();
-      } else {
+      }
+      else
+      {
         obj = s.substring(start, next + 1); // include the trailing }
-        if (!obj.startsWith("{")) obj = "{" + obj;
+        if (!obj.startsWith("{"))
+          obj = "{" + obj;
         start = next + 2; // position after },
       }
 
       obj.trim();
-      if (obj.length() == 0) continue;
+      if (obj.length() == 0)
+        continue;
 
       CommandMgr::Command c;
       c.id = extractId(obj);
       c.type = extractString(obj, "type");
       c.payload = extractPayload(obj);
-      if (c.id != 0 && c.type.length()) out.push_back(c);
+      if (c.id != 0 && c.type.length())
+        out.push_back(c);
     }
   }
 
-  bool sendReceipt(long id, const String& result, const String& detail) {
+  bool sendReceipt(long id, const String &result, const String &detail)
+  {
     // POST /api/device/{imei}/command-receipts
     String path = "/api/device/" + IMEI + "/command-receipts";
     String body = String("{\"command_id\":") + id + ",\"result\":\"" + result + "\",\"detail\":\"" + detail + "\"}";
@@ -109,76 +149,134 @@ namespace {
 
 } // anon
 
-namespace CommandMgr {
+namespace CommandMgr
+{
 
-void configure(const String& baseUrl, const String& imei) {
-  BASE = baseUrl;
-  IMEI = imei;
-}
-
-void poll(uint32_t minIntervalMs) {
-  uint32_t now = millis();
-  if (now - lastPoll < minIntervalMs) return;
-  lastPoll = now;
-
-  if (BASE.isEmpty() || IMEI.isEmpty()) return;
-
-  String path = "/api/device/" + IMEI + "/commands";
-  String body;
-  
-
-String fullUrl = BASE + path;  // e.g., "http://laravel-server.lab.audasmedia.com.au" + "/api/device/IMEI/commands"
-
-//bool ok =HttpClient::getJsonToFile(fullUrl, body);
-  
-  bool ok = HttpClient::getJsonExact(BASE, path, body);
-  Serial.println("Commands JSON: " + body);
-  // TODO: replace with proper JSON parsing later
-// Crude parse: split by "},{" for now and extract id/type/payload as before.
-  if (!ok || body.length()==0) return;
-
-  std::vector<Command> cmds;
-  parseArray(body, cmds);
-  for (auto& c : cmds) {
-    bool execOk = false;
-    String detail = "";
-
-    if (c.type == "lights") {
-      execOk = handleLights(c.payload);
-      detail = "lights handled";
-    } else if (c.type == "sleep") {
-      execOk = handleSleep(c.payload);
-      detail = "sleep handled";
-    } else if (c.type == "ring_fence") {
-      execOk = handleRingFence(c.payload);
-      detail = "ring fence handled";
-    } else {
-      execOk = true; // unknown; mark ok but do nothing
-      detail = "unknown type";
-    }
-
-    sendReceipt(c.id, execOk ? "ok" : "error", detail);
+  void configure(const String &baseUrl, const String &imei)
+  {
+    BASE = baseUrl;
+    IMEI = imei;
   }
-}
 
-bool handleLights(const String& payload) {
-  // TODO: parse {"on":true} and toggle GPIO via your GpioCtrl later
-  Serial.println("handleLights payload: " + payload);
-  bool on = (payload.indexOf("\"on\":true") != -1);
-  GpioCtrl::setLight(on);
-  return true;
-}
+  void poll(uint32_t minIntervalMs)
+  {
+    uint32_t now = millis();
+    if (now - lastPoll < minIntervalMs)
+      return;
+    lastPoll = now;
 
-bool handleSleep(const String& payload) {
-  // TODO: parse {"interval_sec":120}
-  Serial.println("handleSleep payload: " + payload);
-  return true;
-}
+    if (BASE.isEmpty() || IMEI.isEmpty())
+      return;
 
-bool handleRingFence(const String& payload) {
-  // TODO: parse and apply ring fence
-  Serial.println("handleRingFence payload: " + payload);
-  return true;
-}
+    String path = "/api/device/" + IMEI + "/commands";
+    String body;
 
-// } // namespace CommandMgr
\ No newline at end of file
+    String fullUrl = BASE + path; // e.g., "http://laravel-server.lab.audasmedia.com.au" + "/api/device/IMEI/commands"
+
+    // bool ok =HttpClient::getJsonToFile(fullUrl, body);
+
+    bool ok = HttpClient::getJsonExact(BASE, path, body);
+    Serial.println("Commands JSON: " + body);
+    // TODO: replace with proper JSON parsing later
+    // Crude parse: split by "},{" for now and extract id/type/payload as before.
+    if (!ok || body.length() == 0)
+      return;
+
+    std::vector<Command> cmds;
+    parseArray(body, cmds);
+    for (auto &c : cmds)
+    {
+      bool execOk = false;
+      String detail = "";
+
+      if (c.type == "lights")
+      {
+        execOk = handleLights(c.payload);
+        detail = "lights handled";
+      }
+      else if (c.type == "sleep")
+
+      {
+        // parse {"interval_sec":N}
+        int pos = c.payload.indexOf("\"interval_sec\":");
+        if (pos != -1)
+        {
+          int i = pos + 15;
+          while (i < (int)c.payload.length() && (c.payload[i] == ' ' || c.payload[i] == ':'))
+            i++;
+          int j = i;
+          while (j < (int)c.payload.length() && isDigit(c.payload[j]))
+            j++;
+          if (j > i)
+          {
+            CFG.sleepSec = c.payload.substring(i, j).toInt();
+            execOk = true;
+            detail = "sleep interval updated";
+          }
+          else
+          {
+            execOk = false;
+            detail = "bad interval";
+          }
+        }
+        else
+        {
+          execOk = false;
+          detail = "missing interval";
+        }
+      }
+      else if (c.type == "ring_fence")
+      {
+        execOk = handleRingFence(c.payload);
+        detail = "ring fence handled";
+      }
+      else if (c.type == "wifi")
+      {
+        // payload expected: {"target":"home"}
+        extern AppConfig CFG; // declare once in CommandMgr.cpp top: extern AppConfig CFG;
+        if (c.payload.indexOf("\"home\"") != -1 || c.payload.indexOf("\"target\":\"home\"") != -1)
+        {
+          CFG.atHomeRequested = true;
+          execOk = true;
+          detail = "wifi home requested";
+        }
+        else
+        {
+          execOk = false;
+          detail = "unknown wifi target";
+        }
+      }
+      else
+      {
+        execOk = true; // unknown; mark ok but do nothing
+        detail = "unknown type";
+      }
+
+      sendReceipt(c.id, execOk ? "ok" : "error", detail);
+    }
+  }
+
+  bool handleLights(const String &payload)
+  {
+    // TODO: parse {"on":true} and toggle GPIO via your GpioCtrl later
+    Serial.println("handleLights payload: " + payload);
+    bool on = (payload.indexOf("\"on\":true") != -1);
+    GpioCtrl::setLight(on);
+    return true;
+  }
+
+  bool handleSleep(const String &payload)
+  {
+    // TODO: parse {"interval_sec":120}
+    Serial.println("handleSleep payload: " + payload);
+    return true;
+  }
+
+  bool handleRingFence(const String &payload)
+  {
+    // TODO: parse and apply ring fence
+    Serial.println("handleRingFence payload: " + payload);
+    return true;
+  }
+
+  // } // namespace CommandMgr
\ No newline at end of file