diff --git a/CHANGELOG.md b/CHANGELOG.md
index edada879..35611f2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,8 +9,9 @@
   
 ## Changelog
   
-### **HEAD -> main** 2021/09/29 mandic00@live.com
+### **HEAD -> main** 2021/10/01 mandic00@live.com
 
+- breaking change: new similarity and match methods
 - release candidate
 - tweaked default values
 - enable handtrack as default model
diff --git a/assets/samples.jpg b/assets/samples.jpg
old mode 100755
new mode 100644
diff --git a/human.service b/human.service
index 6cf5d098..37697c04 100644
--- a/human.service
+++ b/human.service
@@ -5,7 +5,7 @@ After=network.target network-online.target
 [Service]
 Type=simple
 Environment="NODE_ENV=production"
-ExecStart=<path-to-node> server/serve.js
+ExecStart=<path-to-node> <your-project-folder>/node_modules/@vladmandic/build/src/build.js --profile development
 WorkingDirectory=<your-project-folder>
 StandardOutput=inherit
 StandardError=inherit
diff --git a/package.json b/package.json
index 5063fb9d..f93af31a 100644
--- a/package.json
+++ b/package.json
@@ -59,21 +59,21 @@
     "@tensorflow/tfjs-backend-cpu": "^3.9.0",
     "@tensorflow/tfjs-backend-wasm": "^3.9.0",
     "@tensorflow/tfjs-backend-webgl": "^3.9.0",
-    "@tensorflow/tfjs-backend-webgpu": "^0.0.1-alpha.7",
+    "@tensorflow/tfjs-backend-webgpu": "^0.0.1-alpha.8",
     "@tensorflow/tfjs-converter": "^3.9.0",
     "@tensorflow/tfjs-core": "^3.9.0",
     "@tensorflow/tfjs-data": "^3.9.0",
     "@tensorflow/tfjs-layers": "^3.9.0",
     "@tensorflow/tfjs-node": "^3.9.0",
     "@tensorflow/tfjs-node-gpu": "^3.9.0",
-    "@types/node": "^16.10.1",
+    "@types/node": "^16.10.2",
     "@typescript-eslint/eslint-plugin": "^4.32.0",
     "@typescript-eslint/parser": "^4.32.0",
     "@vladmandic/build": "^0.5.3",
     "@vladmandic/pilogger": "^0.3.3",
     "canvas": "^2.8.0",
     "dayjs": "^1.10.7",
-    "esbuild": "^0.13.2",
+    "esbuild": "^0.13.3",
     "eslint": "^7.32.0",
     "eslint-config-airbnb-base": "^14.2.1",
     "eslint-plugin-import": "^2.24.2",
diff --git a/test/test-node-gpu.js b/test/test-node-gpu.js
index 2ea9bb47..591e084b 100644
--- a/test/test-node-gpu.js
+++ b/test/test-node-gpu.js
@@ -1,3 +1,4 @@
+process.env.TF_CPP_MIN_LOG_LEVEL = '2';
 const Human = require('../dist/human.node-gpu.js').default;
 const test = require('./test-main.js').test;
 
diff --git a/test/test-node.js b/test/test-node.js
index 9253e20d..95dc5b96 100644
--- a/test/test-node.js
+++ b/test/test-node.js
@@ -1,3 +1,4 @@
+process.env.TF_CPP_MIN_LOG_LEVEL = '2';
 const Human = require('../dist/human.node.js').default;
 const test = require('./test-main.js').test;