diff --git a/server/run-tasks.php b/server/run-tasks.php
new file mode 100644
index 0000000..f0ff695
--- /dev/null
+++ b/server/run-tasks.php
@@ -0,0 +1,66 @@
+<?php
+// Only run internally on server, not from internet
+if (isset($_SERVER['HTTP_HOST'])) {
+    die("Server side script only");
+} else {
+    echo "Checking for changes via git diff every 2 secs...\n";
+}
+
+// Require a re-index dir/file data next time we index
+function requireReIndexNextTime() {
+        // If we have a data/index.php file
+        if (file_exists(dirname(__FILE__)."/../data/index.php")) {
+                // Get serialized array back out of PHP file inside a comment block as prevIndexData
+                $prevIndexData = file_get_contents(dirname(__FILE__)."/../data/index.php");
+                if (strpos($prevIndexData, "<?php") !== false) {
+                        $prevIndexData = str_replace("<?php\n/*\n\n", "", $prevIndexData);
+                        $prevIndexData = str_replace("\n\n*/\n?>", "", $prevIndexData);
+                        $prevIndexData = unserialize($prevIndexData);
+                        // Set timestamp back to epoch to force a re-index next time
+                        $prevIndexData['timestamps']['indexed'] = 0;
+                        file_put_contents(dirname(__FILE__)."/../data/index.php", "<?php\n/*\n\n".serialize($prevIndexData)."\n\n*/\n?".">");
+                }
+        }
+}
+
+// Run continuously
+while(true) {
+        // Get git diff output as a string and MD5 it as a checksum
+        $thisMD5 = shell_exec("cd .. && git diff | md5sum");
+        // If we have a previous checksum value and the current is different to it
+        if (isset($prevMD5) && $thisMD5 !== $prevMD5) {
+                echo "Changed ".date("Y-m-d g:i:s a (U)")."\n";
+                // Set timestamp of last index to 0 to force a re-index next time we index
+                requireReIndexNextTime();
+                // Get a list of all that's changed, into an array (filtered to remove false entries)
+                $gitData = shell_exec("cd .. && { git diff --name-only --staged ; git ls-files --other --modified --exclude-standard ;} | sort | uniq");
+                $diffLines = explode("\n", $gitData);
+                $output = ["paths" => array_filter($diffLines)];
+                // Store the serialized array in PHP comment block for pick up
+                file_put_contents(dirname(__FILE__)."/../data/git-diff.php", "<?php\n/*\n\n".serialize($output)."\n\n*/\n?".">");
+            
+                // Set Git contents
+                $output = [];
+                $paths = array_filter($diffLines);
+                shell_exec("cd ..");
+                for ($i=0; $i<count($paths); $i++) {
+                        if (strpos(mime_content_type(dirname(__FILE__)."/../../".$paths[$i]), "text") !== false) {
+                                $content = shell_exec("cd .. && git show HEAD:".$paths[$i]);
+                                $wd = dirname(dirname(dirname(__FILE__)));
+                                if ($content !== "") {
+                                        $output[$wd."/".$paths[$i]] = [
+                                                "type" => "modified",
+                                                "lastHash" => "abc123",
+                                                "lastHashContent" => $content
+                                        ];
+                                }
+                        }
+                }
+                file_put_contents(dirname(__FILE__)."/../data/git-content.php", "<?php\n/*\n\n".serialize($output)."\n\n*/\n?".">");
+        }
+        // Set prev MD5 to this one, ready for next time, sleep for 2 secs before loop starts again
+        $prevMD5 = $thisMD5;
+        sleep(2);
+
+}
+?>