feat: add show desktop and move window to workspace features

build: enhance security with stricter compiler flags and sanitizer build
refactor: replace standard memory functions with custom dwn_ variants
chore: remove unused wifi and dropdown menu code from systray

src/applauncher.c

@@ -244,9 +244,11 @@ static void add_to_recent(const char *desktop_id)
     for (int i = 0; i < launcher_state.recent_count; i++) {
         if (strcmp(launcher_state.recent[i], desktop_id) == 0) {
             for (int j = i; j > 0; j--) {
-                strcpy(launcher_state.recent[j], launcher_state.recent[j-1]);
+                memcpy(launcher_state.recent[j], launcher_state.recent[j-1],
+                       sizeof(launcher_state.recent[0]));
             }
-            strcpy(launcher_state.recent[0], desktop_id);
+            snprintf(launcher_state.recent[0], sizeof(launcher_state.recent[0]),
+                     "%s", desktop_id);
             save_recent_apps();
             return;
         }
@@ -257,9 +259,11 @@ static void add_to_recent(const char *desktop_id)
     }
 
     for (int i = launcher_state.recent_count - 1; i > 0; i--) {
-        strcpy(launcher_state.recent[i], launcher_state.recent[i-1]);
+        memcpy(launcher_state.recent[i], launcher_state.recent[i-1],
+               sizeof(launcher_state.recent[0]));
     }
-    strncpy(launcher_state.recent[0], desktop_id, sizeof(launcher_state.recent[0]) - 1);
+    snprintf(launcher_state.recent[0], sizeof(launcher_state.recent[0]),
+             "%s", desktop_id);
 
     save_recent_apps();
 }
@@ -330,16 +334,16 @@ void applauncher_show(void)
     }
 
     size_t buf_size = launcher_state.app_count * 140;
-    char *choices = malloc(buf_size);
+    char *choices = dwn_malloc(buf_size);
     if (choices == NULL) {
         LOG_ERROR("Failed to allocate memory for app list");
         return;
     }
     choices[0] = '\0';
 
-    bool *added = calloc(launcher_state.app_count, sizeof(bool));
+    bool *added = dwn_calloc(launcher_state.app_count, sizeof(bool));
     if (added == NULL) {
-        free(choices);
+        dwn_free(choices);
         return;
     }
 
@@ -379,19 +383,19 @@ void applauncher_show(void)
         choices[pos-1] = '\0';
     }
 
-    free(added);
+    dwn_free(added);
 
     char tmp_path[] = "/tmp/dwn_apps_XXXXXX";
     int tmp_fd = mkstemp(tmp_path);
     if (tmp_fd < 0) {
-        free(choices);
+        dwn_free(choices);
         LOG_ERROR("Failed to create temp file for app list");
         return;
     }
 
     ssize_t written = write(tmp_fd, choices, strlen(choices));
     close(tmp_fd);
-    free(choices);
+    dwn_free(choices);
 
     if (written < 0) {
         unlink(tmp_path);