feat: Introduce reasoning capabilities in chat and text completion

- Added AbstractCompletionRequest and AbstractCompletionResponse classes to standardize request and response structures.
- Implemented StreamOptions for streaming responses in chat completions.
- Enhanced ChatCompletionClient and TextCompletionClient to support reasoning content in responses.
- Updated ModelProfile to include reasoning effort and summary details.
- Created GptOssPromptStrategy to handle specific prompt formatting and reasoning extraction.
- Modified existing tests to validate reasoning content in completions.
- Updated configuration properties for reasoning settings in local properties files.

src/main/java/de/extio/lmlib/profile/ModelProfile.java

@@ -14,7 +14,9 @@ public record ModelProfile(
 		String url,
 		String apiKey,
 		BigDecimal costInToken,
-		BigDecimal costOutToken) {
+		BigDecimal costOutToken,
+		String reasoningEffort,
+		String reasoningSummaryDetails) {
 	
 	public static enum ModelProvider {
 		AZURE_AI, OAI_TEXT_COMPLETION, OAI_CHAT_COMPLETION;