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/agents.html

@@ -0,0 +1,59 @@
+{% extends "base.html" %}
+
+{% block title %}Agents – Agent Platform{% endblock %}
+
+{% block content %}
+<div class="page-header">
+    <h1>Agents</h1>
+    <a href="/agents/new" class="btn btn-primary">+ Neuer Agent</a>
+</div>
+
+<section class="card">
+    <p><small><strong>Hinweis:</strong> Code-Agents (definiert in <code>agents/*.py</code>) werden beim Start in die DB synchronisiert. Du kannst sie hier anpassen oder neue Agents rein in der DB anlegen.</small></p>
+</section>
+
+<section class="card">
+    <h2>{{ agents|length }} Agent(s)</h2>
+    {% if agents %}
+    <table class="table">
+        <thead>
+            <tr><th>ID</th><th>Name</th><th>Quelle</th><th>Tools</th><th>Status</th><th>Aktionen</th></tr>
+        </thead>
+        <tbody>
+            {% for agent in agents %}
+            <tr>
+                <td><code>{{ agent.id }}</code></td>
+                <td>{{ agent.name }}</td>
+                <td>
+                    {% if agent.source == "code" %}
+                        <span class="badge badge-blue">Code</span>
+                    {% else %}
+                        <span class="badge">DB</span>
+                    {% endif %}
+                </td>
+                <td><small>{{ agent.allowed_tools|length }} Tool(s)</small></td>
+                <td>
+                    {% if agent.enabled %}
+                        <span class="badge badge-green">aktiv</span>
+                    {% else %}
+                        <span class="badge badge-red">inaktiv</span>
+                    {% endif %}
+                </td>
+                <td>
+                    <a href="/agents/{{ agent.id }}" class="btn btn-sm">Edit</a>
+                    {% if agent.enabled %}
+                    <button hx-post="/api/agents/{{ agent.id }}/disable" hx-swap="none" hx-on::after-request="location.reload()" class="btn btn-sm">Disable</button>
+                    {% else %}
+                    <button hx-post="/api/agents/{{ agent.id }}/enable" hx-swap="none" hx-on::after-request="location.reload()" class="btn btn-sm">Enable</button>
+                    {% endif %}
+                    <button hx-delete="/api/agents/{{ agent.id }}" hx-confirm="Wirklich löschen?" hx-swap="none" hx-on::after-request="location.reload()" class="btn btn-sm btn-danger">Delete</button>
+                </td>
+            </tr>
+            {% endfor %}
+        </tbody>
+    </table>
+    {% else %}
+    <p class="empty-state">Keine Agents vorhanden. <a href="/agents/new">Ersten Agent anlegen</a></p>
+    {% endif %}
+</section>
+{% endblock %}