fix: update chat samples (#437)

Author: cristipufu

samples/chat-agent/.agent/CLI_REFERENCE.md

@@ -59,8 +59,10 @@ uv run uipath init --infer-bindings
 | `--input-file` | value | `Sentinel.UNSET` | Alias for '-f/--file' arguments |
 | `--output-file` | value | `Sentinel.UNSET` | File path where the output will be written |
 | `--trace-file` | value | `Sentinel.UNSET` | File path where the trace spans will be written (JSON Lines format) |
+| `--state-file` | value | `Sentinel.UNSET` | File path where the state file is stored for persisting execution state. If not provided, a temporary file will be used. |
 | `--debug` | flag | false | Enable debugging with debugpy. The process will wait for a debugger to attach. |
 | `--debug-port` | value | `5678` | Port for the debug server (default: 5678) |
+| `--keep-state-file` | flag | false | Keep the temporary state file even when not resuming and no job id is provided |
 
 **Usage Examples:**
 
@@ -98,6 +100,11 @@ uv run uipath run --resume
         no_report: Do not report the evaluation results
         enable_mocker_cache: Enable caching for LLM mocker responses
         report_coverage: Report evaluation coverage
+        model_settings_id: Model settings ID to override agent settings
+        trace_file: File path where traces will be written in JSONL format
+        max_llm_concurrency: Maximum concurrent LLM requests
+        input_overrides: Input field overrides mapping (direct field override with deep merge)
+        resume: Resume execution from a previous suspended state
 
 
 **Arguments:**
@@ -117,6 +124,10 @@ uv run uipath run --resume
 | `--output-file` | value | `Sentinel.UNSET` | File path where the output will be written |
 | `--enable-mocker-cache` | flag | false | Enable caching for LLM mocker responses |
 | `--report-coverage` | flag | false | Report evaluation coverage |
+| `--model-settings-id` | value | `"default"` | Model settings ID from evaluation set to override agent settings (default: 'default') |
+| `--trace-file` | value | `Sentinel.UNSET` | File path where traces will be written in JSONL format |
+| `--max-llm-concurrency` | value | `20` | Maximum concurrent LLM requests (default: 20) |
+| `--resume` | flag | false | Resume execution from a previous suspended state |
 
 **Usage Examples:**
 
@@ -223,6 +234,53 @@ The `uipath.json` file is automatically generated by `uipath init` and defines y
 
 The UiPath CLI provides commands for interacting with UiPath platform services. These commands allow you to manage buckets, assets, jobs, and other resources.
 
+### `uipath assets`
+
+Manage UiPath assets.
+
+    Assets are key-value pairs that store configuration data, credentials,
+    and settings used by automation processes.
+
+    \b
+    Examples:
+        # List all assets in a folder
+        uipath assets list --folder-path "Shared"
+
+        # List with filter
+        uipath assets list --filter "ValueType eq 'Text'"
+
+        # List with ordering
+        uipath assets list --orderby "Name asc"
+    
+
+**Subcommands:**
+
+**`uipath assets list`**
+
+List assets in a folder.
+
+    \b
+    Examples:
+        uipath assets list
+        uipath assets list --folder-path "Shared"
+        uipath assets list --filter "ValueType eq 'Text'"
+        uipath assets list --filter "Name eq 'MyAsset'"
+        uipath assets list --orderby "Name asc"
+        uipath assets list --top 50 --skip 100
+    
+
+Options:
+- `--filter`: OData $filter expression (default: `Sentinel.UNSET`)
+- `--orderby`: OData $orderby expression (default: `Sentinel.UNSET`)
+- `--top`: Maximum number of items to return (default: 100, max: 1000) (default: `100`)
+- `--skip`: Number of items to skip (default: `0`)
+- `--folder-path`: Folder path (e.g., "Shared"). Can also be set via UIPATH_FOLDER_PATH environment variable. (default: `Sentinel.UNSET`)
+- `--folder-key`: Folder key (UUID) (default: `Sentinel.UNSET`)
+- `--format`: Output format (overrides global) (default: `Sentinel.UNSET`)
+- `--output`, `-o`: Output file (overrides global) (default: `Sentinel.UNSET`)
+
+---
+
 ### `uipath buckets`
 
 Manage UiPath storage buckets and files.

samples/chat-agent/.agent/REQUIRED_STRUCTURE.md

@@ -32,7 +32,7 @@ Unless the user explicitly requests a different LLM provider, always use `UiPath
 ```python
 from uipath_langchain.chat import UiPathChat
 
-llm = UiPathChat(model="gpt-4o-2024-08-06", temperature=0.7)
+llm = UiPathChat(model="gpt-4.1-mini-2025-04-14", temperature=0.7)
 ```
 
 **Alternative LLMs** (only use if explicitly requested):
@@ -62,7 +62,7 @@ class Output(BaseModel):
     result: str
 
 # 2. Initialize UiPathChat LLM
-llm = UiPathChat(model="gpt-4o-2024-08-06", temperature=0.7)
+llm = UiPathChat(model="gpt-4.1-mini-2025-04-14", temperature=0.7)
 
 # 3. Define agent nodes (async functions)
 async def process_node(state: State) -> State: