refs #699: preserve HMM policy MCP evidence

poc4_active_source_20260714/src/agent_console/presentation.py

@@ -27,6 +27,8 @@ def apply_console_theme(st: Any, profile: AppProfile) -> None:
         [data-testid="stAppViewContainer"] p, [data-testid="stAppViewContainer"] span,
         [data-testid="stAppViewContainer"] label, [data-testid="stAppViewContainer"] h1,
         [data-testid="stAppViewContainer"] h2, [data-testid="stAppViewContainer"] h3,
+        [data-testid="stAppViewContainer"] li, [data-testid="stAppViewContainer"] dt,
+        [data-testid="stAppViewContainer"] dd, [data-testid="stAppViewContainer"] blockquote,
         [data-testid="stAppViewContainer"] input, [data-testid="stAppViewContainer"] textarea,
         section[data-testid="stSidebar"] * {{ color:var(--console-text) !important;
           -webkit-text-fill-color:var(--console-text) !important; }}
@@ -34,7 +36,12 @@ def apply_console_theme(st: Any, profile: AppProfile) -> None:
           background:#fff !important; border:1px solid var(--console-border) !important;
           border-radius:4px !important; box-shadow:none !important; }}
         div[data-testid="stButton"] > button, div[data-testid="stFormSubmitButton"] > button {{
+          background:#fff !important; color:var(--console-text) !important;
+          border:1px solid var(--console-border) !important;
           border-radius:4px !important; box-shadow:none !important; }}
+        div[data-testid="stButton"] > button *,
+        div[data-testid="stFormSubmitButton"] > button * {{
+          color:var(--console-text) !important; -webkit-text-fill-color:var(--console-text) !important; }}
         div[data-testid="stButton"] > button[kind="primary"],
         div[data-testid="stFormSubmitButton"] > button[data-testid="stBaseButton-primaryFormSubmit"] {{
           background:var(--console-primary) !important; border-color:var(--console-primary) !important; color:#fff !important; }}
@@ -54,6 +61,12 @@ def apply_console_theme(st: Any, profile: AppProfile) -> None:
           -webkit-text-fill-color:var(--console-text) !important; }}
         [data-testid="stJson"] button, [data-testid="stCodeBlock"] button, [data-testid="stCode"] button {{
           background:#fff !important; border-color:var(--console-border) !important; }}
+        [data-testid="stExpander"] summary {{
+          background:#f6f8fa !important; color:var(--console-text) !important;
+          border-color:var(--console-border) !important; }}
+        [data-testid="stExpander"] summary * {{
+          color:var(--console-text) !important;
+          -webkit-text-fill-color:var(--console-text) !important; }}
         .console-header {{ margin:0 0 28px; padding:0 0 22px; border-bottom:1px solid var(--console-border); }}
         .console-wordmark {{ color:var(--console-primary); font-size:1.35rem; font-weight:800; letter-spacing:.08em; }}
         .console-header h1 {{ margin:10px 0 8px; font-size:1.7rem; }}

poc4_active_source_20260714/src/mcp_result.py

@@ -0,0 +1,80 @@
+"""Pure helpers for MCP result envelopes used by the Streamlit console."""
+
+from __future__ import annotations
+
+from collections.abc import Mapping
+from typing import Any
+
+
+def response_payload(value: Any) -> Mapping[str, Any]:
+    """Return the business payload from a direct or nested MCP response."""
+
+    if not isinstance(value, Mapping):
+        return {}
+    nested = value.get("response")
+    return nested if isinstance(nested, Mapping) else value
+
+
+def text_result(value: Any) -> str:
+    """Return a textual `result` field without stringifying other structures."""
+
+    result = response_payload(value).get("result")
+    return result.strip() if isinstance(result, str) else ""
+
+
+def status_result_summary(value: Any, *, excerpt_chars: int = 900) -> dict[str, Any]:
+    """Build a safe UI summary for status/result-style compatibility tools."""
+
+    payload = response_payload(value)
+    summary: dict[str, Any] = {}
+    for key in ("status", "success", "error", "errorCode", "errorMessage"):
+        item = payload.get(key)
+        if item not in (None, "", []):
+            summary[key] = item
+    result = text_result(value)
+    if result:
+        summary["result_chars"] = len(result)
+        summary["result_excerpt"] = result[:excerpt_chars] + (
+            "..." if len(result) > excerpt_chars else ""
+        )
+    return summary
+
+
+def status_result_evidence(value: Any, *, max_chars: int = 7000) -> dict[str, Any]:
+    """Preserve bounded textual policy/data evidence for final answer synthesis."""
+
+    payload = response_payload(value)
+    evidence: dict[str, Any] = {}
+    for key in ("status", "success", "error", "errorCode", "errorMessage"):
+        item = payload.get(key)
+        if item not in (None, "", []):
+            evidence[key] = item
+    result = text_result(value)
+    if result:
+        evidence["result"] = result[:max_chars] + (
+            "..." if len(result) > max_chars else ""
+        )
+        evidence["result_chars"] = len(result)
+    return evidence
+
+
+def has_actionable_text_result(value: Any) -> bool:
+    """Return whether a textual result contains evidence worth stopping on."""
+
+    result = text_result(value)
+    if not result:
+        return False
+    normalized = " ".join(result.casefold().split())
+    return not any(
+        marker in normalized
+        for marker in ("no data found", "no evidence found", "error:")
+    )
+
+
+__all__ = [
+    "has_actionable_text_result",
+    "response_payload",
+    "status_result_evidence",
+    "status_result_summary",
+    "text_result",
+]