fix: add readme for google adk samples

Author: cristipufu

packages/uipath-google-adk/samples/README.md

@@ -0,0 +1,9 @@
+# UiPath Google ADK Samples
+
+Sample agents built with [Google ADK](https://google.github.io/adk-docs/) and [UiPath LLM providers](../src/uipath_google_adk/chat/).
+
+| Sample | Description |
+|--------|-------------|
+| [quickstart-agent](./quickstart-agent/) | Single agent with tool calling — fetches live weather data for any location |
+| [typed-agent](./typed-agent/) | Sequential agent with typed input/output — researches topics via Wikipedia and returns structured JSON |
+| [multi-agent](./multi-agent/) | Multi-agent pipeline — coordinates research, code generation, and report formatting with multiple sub-agents |

packages/uipath-google-adk/samples/multi-agent/README.md

@@ -0,0 +1,15 @@
+# Multi-Agent
+
+A three-stage sequential agent that coordinates research (Wikipedia + Tavily), code generation, and structured report formatting.
+
+## Run
+
+```
+uipath run main '{"topic": "machine learning", "depth": "detailed"}'
+```
+
+## Debug
+
+```
+uipath dev web
+```

packages/uipath-google-adk/samples/quickstart-agent/README.md

@@ -0,0 +1,15 @@
+# Quickstart Agent
+
+A simple weather assistant that fetches current weather data for any location using the Open-Meteo API. Uses LLMs through the UiPath LLM Gateway.
+
+## Run
+
+```
+uipath run main "What's the weather in San Francisco?"
+```
+
+## Debug
+
+```
+uipath dev web
+```

packages/uipath-google-adk/samples/typed-agent/README.md

@@ -0,0 +1,15 @@
+# Typed Agent
+
+A two-stage sequential agent that researches a topic via Wikipedia and produces structured JSON output using the formatter pattern.
+
+## Run
+
+```
+uipath run main '{"topic": "artificial intelligence", "max_sources": 3, "language": "en"}'
+```
+
+## Debug
+
+```
+uipath dev web
+```