Add support for Weaviate Vector Store

- Add Weaviate Vector Store implementation.
 - Implement a converter of portable Filter.Expressions into native, Weaviate GraphQL Were expressions.
 - Support for Weaviater schema auto-registration of filtarable metadata fields.
 - Add auto-configration, spring properties and tests.
 - WeaviateVectorStore ITs.
 - Add README.md

 Resolves #100

pom.xml

@@ -35,6 +35,7 @@
 		<module>vector-stores/spring-ai-pinecone</module>
 		<module>vector-stores/spring-ai-chroma</module>
 		<module>vector-stores/spring-ai-azure</module>
+		<module>vector-stores/spring-ai-weaviate</module>
 
 	</modules>
 
@@ -96,6 +97,7 @@
 		<protobuf-java-util.version>3.24.4</protobuf-java-util.version>
 		<fastjson.version>2.0.42</fastjson.version>
 		<azure-search.version>11.6.0</azure-search.version>
+		<weaviate-client.version>4.4.1</weaviate-client.version>
 
 		<!-- testing dependencies -->
 		<testcontainers.version>1.19.0</testcontainers.version>