feat: agent platform initial commit

- FastAPI + HTMX UI: dashboard, agents CRUD, chat, audit, tools
- SQLite schema: agents, conversations, messages, audit, sessions
- Code-agent sync (agents/*.py -> DB on startup)
- MCP client with health check
- Token auth (Bearer + session)
- LiteLLM integration via llm.py
- Docker Compose: agent-platform + mcp-tools services
- Smoke tests pass: /health 200, /api/agents 200, / 401

agent_platform/templates/audit.html

@@ -0,0 +1,39 @@
+{% extends "base.html" %}
+
+{% block title %}Audit-Log – Agent Platform{% endblock %}
+
+{% block content %}
+<div class="page-header">
+    <h1>Audit-Log</h1>
+    <p class="subtitle">{{ entries|length }} Einträge (neueste zuerst)</p>
+</div>
+
+<section class="card">
+    {% if entries %}
+    <table class="table">
+        <thead>
+            <tr>
+                <th>Zeitstempel</th>
+                <th>Agent</th>
+                <th>Aktion</th>
+                <th>Target</th>
+                <th>Dauer (ms)</th>
+            </tr>
+        </thead>
+        <tbody>
+            {% for entry in entries %}
+            <tr>
+                <td><small>{{ entry.timestamp }}</small></td>
+                <td><code>{{ entry.agent_id or '-' }}</code></td>
+                <td><span class="badge">{{ entry.action }}</span></td>
+                <td><code>{{ entry.target or '-' }}</code></td>
+                <td>{{ entry.duration_ms or '-' }}</td>
+            </tr>
+            {% endfor %}
+        </tbody>
+    </table>
+    {% else %}
+    <p class="empty-state">Noch keine Audit-Einträge.</p>
+    {% endif %}
+</section>
+{% endblock %}