Merge pull request #271 from conductor-oss/doc/phase-out-client-v3

Documentation: Notes on Client v3 phase-out

Author: jmigueprieto

client-spring/README.md

@@ -0,0 +1,15 @@
+# Deprecation Notice
+
+**IMPORTANT - 2024-09-19** 
+
+This Spring module along with Client (v3) are being **deprecated** and will be **removed**. 
+
+It will be replaced by [**Client v4**](../conductor-clients/java/conductor-java-sdk/conductor-client), which offers improved features, better performance, 
+and other enhancements. 
+
+We strongly encourage all users to migrate to [**Client v4**](../conductor-clients/java/conductor-java-sdk/conductor-client) as soon as it becomes available. Expected release date: **2024-10-15**.
+
+## Deprecation Timeline
+
+- **Current Phase:** Client v3 is currently in maintenance phase and will receive critical fixes only.
+- **Final Phase Out:** Client v3 will be fully removed from the codebase on **2024-11-20**. The artifacts will remain available in Maven repo.

client/README.md

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+# Deprecation Notice
+
+**IMPORTANT - 2024-09-19** 
+
+This Client (v3) is being **deprecated** and will be **removed**. 
+
+It will be replaced by [**Client v4**](../conductor-clients/java/conductor-java-sdk/conductor-client), which offers improved features, better performance, 
+and other enhancements. 
+
+We strongly encourage all users to migrate to [**Client v4**](../conductor-clients/java/conductor-java-sdk/conductor-client) as soon as it becomes available. Expected release date: **2024-10-15**.
+
+## Deprecation Timeline
+
+- **Current Phase:** Client v3 is currently in maintenance phase and will receive critical fixes only.
+- **Final Phase Out:** Client v3 will be fully removed from the codebase on **2024-11-20**. The artifacts will remain available in Maven repo.

grpc-client/README.md

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+# gRPC client for Conductor OSS
+
+> **Note:** This module will be relocated to [conductor-clients/java/conductor-java-sdk/sdk](conductor-clients/java/conductor-java-sdk/).
+>
+> Expected completion date: 2024-10-15.

java-sdk/README.md

@@ -1,4 +1,9 @@
 # SDK for Conductor
+
+> **Note:** This module will be relocated to [conductor-clients/java/conductor-java-sdk/sdk](conductor-clients/java/conductor-java-sdk/sdk). As part of the Java Client v4 effort, it will also undergo several enhancements. 
+>
+> Expected completion date: 2024-10-15.
+ 
 Conductor SDK allows developers to create, test and execute workflows using code.
 
 There are three main features of the SDK: