feat: add phase 1 fastapi backend and frontend

Co-authored-by: aider (openrouter/thinkingmachines/inkling-small:free) <aider@aider.chat>

frontend/app.js

@@ -0,0 +1,54 @@
+document.addEventListener('DOMContentLoaded', () => {
+  const contextSelect = document.getElementById('context');
+  const namespaceSelect = document.getElementById('namespace');
+  const podList = document.getElementById('pod-list');
+
+  async function loadContexts() {
+    try {
+      const res = await fetch('http://localhost:8000/contexts');
+      const data = await res.json();
+      contextSelect.innerHTML = '';
+      data.contexts.forEach(ctx => {
+        const opt = document.createElement('option');
+        opt.value = ctx;
+        opt.textContent = ctx;
+        if (ctx === data.current) opt.selected = true;
+        contextSelect.appendChild(opt);
+      });
+    } catch (e) {
+      console.error('Failed to load contexts', e);
+    }
+  }
+
+  async function loadNamespaces() {
+    try {
+      const res = await fetch('http://localhost:8000/namespaces');
+      const data = await res.json();
+      namespaceSelect.innerHTML = '';
+      data.namespaces.forEach(ns => {
+        const opt = document.createElement('option');
+        opt.value = ns;
+        opt.textContent = ns;
+        namespaceSelect.appendChild(opt);
+      });
+    } catch (e) {
+      console.error('Failed to load namespaces', e);
+    }
+  }
+
+  async function loadPods() {
+    const ns = namespaceSelect.value || 'default';
+    try {
+      const res = await fetch(`http://localhost:8000/pods?namespace=${encodeURIComponent(ns)}`);
+      const data = await res.json();
+      podList.innerHTML = '<li>Pods loaded (raw output available)</li>';
+    } catch (e) {
+      console.error('Failed to load pods', e);
+    }
+  }
+
+  loadContexts();
+  loadNamespaces();
+  namespaceSelect.addEventListener('change', loadPods);
+  loadPods();
+});