Enabled deletion of files created by the range-test module

src/modules/RangeTestModule.cpp

@@ -298,4 +298,21 @@ bool RangeTestModuleRadio::appendFile(const meshtastic_MeshPacket &mp)
 #endif
 
     return 1;
-}
+}
+
+bool RangeTestModuleRadio::removeFile()
+{
+#ifdef ARCH_ESP32
+    char *fp = "/static/rangetest.csv";
+    if (FSCom.exists(fp)) {
+        LOG_INFO("Deleting previous range test.");
+        bool result = FSCom.remove(fp);
+        if (!result) {
+            LOG_ERROR("Failed to delete rangeTest.csv");
+            return 0;
+        }
+    }
+#endif
+
+    return 1;
+};

src/modules/RangeTestModule.h

@@ -44,6 +44,11 @@ class RangeTestModuleRadio : public SinglePortModule
      */
     bool appendFile(const meshtastic_MeshPacket &mp);
 
+    /**
+     * Cleanup range test data from filesystem
+     */
+    bool removeFile();
+
   protected:
     /** Called to handle a particular incoming message