chore: release api v1.0.0

- Event-based streaming for task agent
- Retry logic when LLM responds without calling tools
- Hardened prompts to enforce tool use
- Working directory context in all agent prompts
- Project paused: local LLMs not capable enough for agentic use

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

webber-cli/webber_cli/client.py

@@ -26,6 +26,41 @@ class PermissionMode(str, Enum):
     auto_accept = "auto_accept"
 
 
+class StreamEventType(str, Enum):
+    """Event types for structured agent streaming."""
+    tool_start = "tool_start"
+    tool_done = "tool_done"
+    thinking = "thinking"
+    response = "response"
+    error = "error"
+    done = "done"
+    chunk = "chunk"  # Legacy text chunk
+
+
+@dataclass
+class StreamEvent:
+    """
+    Structured streaming event from agent execution.
+
+    Different event types carry different data:
+    - tool_start: tool, args
+    - tool_done: tool, result_summary
+    - thinking: message
+    - response: text
+    - error: error_message
+    - done: mode
+    - chunk: text (legacy)
+    """
+    event: StreamEventType
+    tool: str | None = None
+    args: dict | None = None
+    result_summary: str | None = None
+    message: str | None = None
+    text: str | None = None
+    error_message: str | None = None
+    mode: str | None = None
+
+
 @dataclass
 class AgentResponse:
     """Response from agent execution."""
@@ -202,7 +237,7 @@ class WebberClient:
         prompt: str,
         working_dir: str = ".",
         mode: PermissionMode = PermissionMode.default,
-    ) -> AsyncIterator[str]:
+    ) -> AsyncIterator[StreamEvent]:
         """
         Run an agent with streaming response.
 
@@ -213,7 +248,7 @@ class WebberClient:
             mode: Permission mode controlling tool access
 
         Yields:
-            Text chunks as they arrive
+            StreamEvent objects as they arrive
         """
         # Use a fresh client for streaming with longer timeout
         async with httpx.AsyncClient(
@@ -235,13 +270,30 @@ class WebberClient:
                     if line.startswith("data: "):
                         try:
                             data = json.loads(line[6:])
-                            event = data.get("event")
-                            if event == "chunk":
-                                yield data.get("data", "")
-                            elif event == "error":
-                                raise Exception(data.get("data", "Unknown error"))
-                            elif event == "done":
+                            event_type = data.get("event")
+
+                            # Parse event type
+                            try:
+                                evt_type = StreamEventType(event_type)
+                            except ValueError:
+                                continue  # Unknown event type
+
+                            # Build StreamEvent from response data
+                            yield StreamEvent(
+                                event=evt_type,
+                                tool=data.get("tool"),
+                                args=data.get("args"),
+                                result_summary=data.get("result_summary"),
+                                message=data.get("message"),
+                                text=data.get("text") or data.get("data"),  # 'data' for legacy chunk
+                                error_message=data.get("error_message") or data.get("data"),
+                                mode=data.get("mode"),
+                            )
+
+                            # Stop on done or error
+                            if evt_type in (StreamEventType.done, StreamEventType.error):
                                 break
+
                         except json.JSONDecodeError:
                             continue