update readmes

java/README.md

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+# BrAPI Schema Tools
+
+BrAPI Schema Tools generates and view the BrAPI Specification
+
+Here you find the following modules
+
+* [application](application/README.md) - A spring application that allow you to view the generated specification 
+* buildSrc- Defines the plugins use by the gradle
+* [cli](cli/README.md) - The command line tool that makes use of the core module
+* [core](core/README.md) - The core schema tools

java/application/README.md

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+# BrAPI Schema Tools - Spring Application
+
+The module contains a deployable Spring application. However, its main use is to view the BrAPI Specification locally
+
+You need to generate the OpenAPI specification and GraphQL schema and place these in the 
+[/src/main/resources/openapi/schema.graphqls] and /src/main/resources/openapi/brapi_openapi.json 
+files respectively. See the [CLI module](../cli/README.md) for details. 
+
+To run the application use the following commands 
+
+In windows
+
+```powershell
+./gradlew bootRun
+```
+
+In Linux or MacOS
+
+```shell
+./gradle bootRun
+```
+

java/core/README.md

@@ -1,3 +1,56 @@
 # BrAPI Schema Tools - Core Classes
 
 Core Java classes for parsing the BrAPI Schema
+
+Use gradle to build, test and publish
+
+
+## In windows
+
+To make a clean build use
+```powershell
+./gradlew clean build
+```
+
+To make a clean build and test use
+```powershell
+./gradlew clean test
+```
+
+To make a clean build and publish locally use
+```powershell
+./gradlew clean publishToMavenLcoal
+```
+
+To make a clean build and release, you will need some secrets. 
+It is not recommend to this from here, 
+let the CI on GitHub handle this. 
+
+```powershell
+./gradlew clean test publish
+```
+
+## In Linux or MacOS
+
+To make a clean build use
+```shell
+./gradlew clean build
+```
+
+To make a clean build and test use
+```shell
+./gradlew clean test
+```
+
+To make a clean build and publish locally use
+```shell
+./gradlew clean publishToMavenLcoal
+```
+
+To make a clean build and release, you will need some secrets.
+It is not recommend to this from here,
+let the CI on GitHub handle this.
+
+```shell
+./gradlew clean test publish
+```