add Readme

README.md

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+# Stitch a Ton
+Solution by Meizar (meizar.rimadana@formulatrix.com)
+
+
+## Requirement
+- .Net SDK 6.0
+- OpenCVSharp4 4.11
+
+## Setup
+- Change the environment variables `ASSET_PATH_RO` in `WebApp/Properties/launchSettings.json`
+- Http port can be changed as needed
+
+## Publish and Run
+Publish with targeting `linux-arm64` runtime
+```
+cd ./WebApp
+dotnet publish -r linux-arm64 -c release --self-contained
+```
+
+Go to the publish folder
+```
+cd bin/release/net6.0/linux-arm64/publish
+```
+
+Make it executable
+```
+chmod +x WebApp
+```
+
+Run
+```
+./WebApp
+```
+
+Or, if the OpenCV4 has been installed, just run it
+```
+cd WebApp
+dotnet run
+```