diff --git a/bin/build-upload-all b/bin/build-upload-all
index 7e3bc86b..217036f9 100755
--- a/bin/build-upload-all
+++ b/bin/build-upload-all
@@ -1,6 +1,6 @@
 #!/bin/bash
 tag=${1:-latest}
-npm run clear-cache
+npm run clean
 ./bin/build-upload win ${tag} && \
 ./bin/build-upload linux ${tag} && \
 ./bin/build-upload mac ${tag}
diff --git a/bin/electron-notarize.js b/bin/electron-notarize.js
index 63af71a2..162a7fff 100644
--- a/bin/electron-notarize.js
+++ b/bin/electron-notarize.js
@@ -5,7 +5,7 @@ exports.default = async function notarizing(context) {
     const { electronPlatformName, appOutDir } = context;
 
     if (process.env.SKIPNOT || electronPlatformName !== 'darwin') {
-        console.log('SKIP NOTARIZING');
+        console.log(' ** skip notarizing:', electronPlatformName);
         return;
     }
 
diff --git a/contributing.md b/contributing.md
index 5ce218d0..90f450fa 100644
--- a/contributing.md
+++ b/contributing.md
@@ -7,9 +7,10 @@ This is a community driven project, and we welcome any contributions you'd like
 ## Running Locally
 
 - Ensure you have [node](https://nodejs.org/en/download/), or an equivalent installed
-- Clone the [repository](https://github.com/GridSpace/grid-apps)
-- Run `npm run setup`
-- Run `npm run dev`
+- Clone the [repository](https://github.com/GridSpace/grid-apps) from https://github.com/GridSpace/grid-apps
+- `npm run setup`
+- `npm run dev`
+- Open browser [http://localhost:8080/kiri](http://localhost:8080/kiri)
 
 
 ## How to add a new machine
diff --git a/src/kiri/mode/cam/topo3.js b/src/kiri/mode/cam/topo3.js
index 91a4d59d..b70152c7 100644
--- a/src/kiri/mode/cam/topo3.js
+++ b/src/kiri/mode/cam/topo3.js
@@ -129,6 +129,13 @@ export class Topo {
                     vertices[i+1] = vertices[i+0];
                     vertices[i+0] = tmp;
                 }
+                ['min','max'].forEach(ext => {
+                    ext = wbounds[ext];
+                    let tmp = ext.x;
+                    ext.x = ext.y;
+                    ext.y = tmp;
+                });
+                console.log({ wbounds });
                 console.timeEnd('swap XY vertices');
             }