diff --git a/src/zd/core.clj b/src/zd/core.clj
index c1b6d64..a21538f 100644
--- a/src/zd/core.clj
+++ b/src/zd/core.clj
@@ -10,6 +10,8 @@
    [ring.util.codec]
    [zd.view.core :as view])
   (:import [org.httpkit BytesInputStream]
+           [org.eclipse.jgit.revwalk RevWalk]
+           [org.eclipse.jgit.diff DiffFormatter]
            [java.io ByteArrayOutputStream]))
 
 
@@ -207,17 +209,14 @@
 
   (def ztx (start))
 
-
   (stop ztx)
 
   (:zd/backlinks @ztx)
 
-  (def out (ByteArrayOutputStream.))
+  (git/exec {:dir (:zd/dir @ztx) :exec ["git" "log" "-1"]})
 
-  (-> (.diff (:zd/repo @ztx))
-      (.setShowNameAndStatusOnly true)
-      (.setOutputStream out)
-      (.call))
+  (git/exec {:dir (:zd/dir @ztx) :exec ["git" "diff" "--name-only" "4a569701e759120e8638eb46f8bedd4964b3250a"
+                                        "7b7fa19bd92422ab9a2544599a1deb1360a19a25"]})
 
   (config ztx)
   (store/re-validate ztx)
diff --git a/src/zd/store.clj b/src/zd/store.clj
index d6a6f4e..e28167f 100644
--- a/src/zd/store.clj
+++ b/src/zd/store.clj
@@ -1,5 +1,6 @@
 (ns zd.store
   (:require [zen.core :as zen]
+            [zd.git :as zgit]
             [clj-jgit.porcelain :as git]
             [zd.parser]
             [xtdb.api :as xt]
@@ -105,7 +106,10 @@
 (defn put-doc
   [ztx {docname :zd/docname :as doc}]
   (if (and doc docname)
-    (swap! ztx assoc-in [:zdb docname] (assoc doc :zd/parent (parent-name docname)))
+    (let [doc* (assoc doc :zd/parent (parent-name docname))]
+      (swap! ztx assoc-in [:zdb docname] doc*)
+      (zen/pub ztx 'zd.events/on-doc-load doc*))
+    ;; TODO emit zen event
     (println :put/error doc))
   doc)
 
@@ -390,6 +394,15 @@
 
 (extract-docname ":a 1\n:zd/docname docname\n:b 1")
 
+(defn last-commit-hash [ztx]
+  (->> {:dir (:zd/dir @ztx) :exec ["git" "log" "-1"]}
+       (zgit/exec)
+       (:stdout)
+       (first)
+       (drop-while #(not= % \space))
+       (rest)
+       (apply str)))
+
 (defn commit-changes
   "commit added, changed files and push"
   [ztx docpath docname]
@@ -397,8 +410,15 @@
     (git/with-identity ident
       (let [;; TODO sync all untracked docs at gitsync start?
             {:keys [untracked modified] :as status} (git/git-status repo)
-            git-config (git/git-config-load repo)]
+            git-config (git/git-config-load repo)
+            ;; TODO use jgit instead of execs, understand interop
+            ours-last (last-commit-hash ztx)]
         (git/git-pull repo {:ff-mode :ff :rebase-mode :none :strategy :ours})
+        (let [their-last (last-commit-hash ztx)]
+          (when (not= ours-last their-last)
+            (zgit/exec {:dir (:zd/dir @ztx)
+                        :exec ["git" "diff" "--name-only" their-last ours-last]})))
+
         (doseq [m (into untracked modified)]
           (when (str/includes? docpath m)
             (let [uname (or (.getString git-config "user" nil "name") "unknown editor")
@@ -486,6 +506,7 @@
   "read docs from filesystem and load into memory"
   [ztx & [dir]]
   (let [dir (or dir (:zd/dir @ztx))]
+    (zen/pub ztx 'zd.events/on-load-start {})
     (load-meta ztx)
     (load-repo ztx)
     (->> (dir-read ztx dir)
@@ -497,7 +518,8 @@
                  (fn [_docname doc]
                    (let [idoc (doc-inference ztx doc)]
                      (re-index-doc ztx idoc)
-                     idoc)))))
+                     idoc)))
+    (zen/pub ztx 'zd.events/on-load-complete {})))
 
 (defn menu
   "return navigation"
diff --git a/zrc/zd.edn b/zrc/zd.edn
index 6ad8509..90fad64 100644
--- a/zrc/zd.edn
+++ b/zrc/zd.edn
@@ -1,29 +1,10 @@
 {:ns zd
  :import #{zen-web zd.engines zd.events}
 
- remote
- {:zen/tags #{zen/schema}
-  :type zen/map
-   ;; TODO use zen-web/url
-  :require #{:from}
-  :keys {:from {:type zen/string}
-         :key {:type zen/string
-               :zen/desc "private ssh key to use"}
-         :keystore {:type zen/string
-                    :zen/desc "ssh keys directory"}
-         :to {:type zen/string}
-         :branch {:type zen/string}}}
-
  zendoc-config
  {:zen/tags #{zen/tag zen/schema}
   :type zen/map
-  :keys {:root {:type zen/string}
-         :paths {:type zen/vector
-                 :every {:type zen/string}}
-         :pull-rate {:type zen/integer}
-         :remote {:confirms #{remote}}
-         :remotes {:type zen/vector
-                   :every {:confirms #{remote}}}}}
+  :keys {:dir {:type zen/string}}}
 
  query
  {:zen/tags #{zen/op}
@@ -136,7 +117,7 @@
   :api api}
 
  zendoc
- {:zen/tags #{zen/start}
+ {:zen/tags #{zen/start zendoc-config}
   :zen/state-key :zd/config
   :dir "docs"}
 
diff --git a/zrc/zd/events.edn b/zrc/zd/events.edn
index 1e8f1c3..f57f561 100644
--- a/zrc/zd/events.edn
+++ b/zrc/zd/events.edn
@@ -5,11 +5,6 @@
   :zen/desc "event when key rendering throws exception"
   :type zen/map}
 
- sub
- {:zen/tags #{zen/tag zen/schema}
-  :type zen/map
-  :keys {:config {:type zen/symbol :tags #{zd/zendoc}}}}
-
  on-doc-save
  {:zen/tags #{zen/event zen/schema}
   :zen/desc "save document in an api"