Prepare goracle driver

install oracle instant client
https://oracle.github.io/odpi/doc/installation.html

dev run

```
go run main.go comm.go dbtables.go dbtables_dump.go dbconn.go datadiff.go dbfetch.go data_dump.go report_html.go report_junit.go config.go http_handler.go http
```

Prepare
---
download and unzip instantclient_18_3 to docker/vendor/oracle/

build
---
```
docker build -f docker/Dockerfile -t dbdiff .
```

run http
---
```
docker run -d --rm -p 8080:8080 --name "dbdiff" -t dbdiff http
```