v0.5.0: NomadArch - Binary-Free Mode Release

Features:
- Binary-Free Mode: No OpenCode binary required
- NomadArch Native mode with free Zen models
- Native session management
- Provider routing (Zen, Qwen, Z.AI)
- Fixed MCP connection with explicit connectAll()
- Updated installers and launchers for all platforms
- UI binary selector with Native option

Free Models Available:
- GPT-5 Nano (400K context)
- Grok Code Fast 1 (256K context)
- GLM-4.7 (205K context)
- Doubao Seed Code (256K context)
- Big Pickle (200K context)

packages/ui/src/components/debug-overlay.tsx

@@ -0,0 +1,100 @@
+import { createSignal, onMount, onCleanup, Show } from "solid-js"
+
+// Simple debug log storage (no reactive overhead)
+export function addDebugLog(message: string, level: "info" | "warn" | "error" = "info") {
+    // Disabled - no-op for performance
+}
+
+// HARD STOP function - forces page reload
+function hardStop() {
+    console.warn("HARD STOP triggered - reloading page")
+    window.location.reload()
+}
+
+// Force reset function import placeholder
+let forceResetFn: (() => void) | null = null
+
+export function setForceResetFn(fn: () => void) {
+    forceResetFn = fn
+}
+
+export function DebugOverlay() {
+    const [visible, setVisible] = createSignal(false)
+
+    // Toggle with Ctrl+Shift+D
+    onMount(() => {
+        const handleKeyDown = (e: KeyboardEvent) => {
+            if (e.ctrlKey && e.shiftKey && e.key === "D") {
+                setVisible((v) => !v)
+            }
+        }
+        window.addEventListener("keydown", handleKeyDown)
+        onCleanup(() => window.removeEventListener("keydown", handleKeyDown))
+    })
+
+    return (
+        <Show when={visible()}>
+            <div
+                style={{
+                    position: "fixed",
+                    top: "10px",
+                    right: "10px",
+                    "z-index": "99999",
+                    background: "rgba(0,0,0,0.9)",
+                    color: "#fff",
+                    padding: "12px",
+                    "border-radius": "8px",
+                    "font-family": "monospace",
+                    "font-size": "11px",
+                    "min-width": "200px",
+                    border: "1px solid #333",
+                    "pointer-events": "auto",
+                }}
+            >
+                <div style={{ "margin-bottom": "8px", "font-weight": "bold" }}>
+                    DEBUG PANEL (Ctrl+Shift+D to toggle)
+                </div>
+
+                <div style={{ display: "flex", gap: "8px" }}>
+                    <button
+                        onClick={() => {
+                            if (forceResetFn) forceResetFn()
+                        }}
+                        style={{
+                            background: "#f59e0b",
+                            color: "#000",
+                            border: "none",
+                            padding: "6px 12px",
+                            "border-radius": "4px",
+                            cursor: "pointer",
+                            "font-weight": "bold",
+                            "font-size": "10px",
+                        }}
+                    >
+                        RESET UI
+                    </button>
+
+                    <button
+                        onClick={hardStop}
+                        style={{
+                            background: "#ef4444",
+                            color: "#fff",
+                            border: "none",
+                            padding: "6px 12px",
+                            "border-radius": "4px",
+                            cursor: "pointer",
+                            "font-weight": "bold",
+                            "font-size": "10px",
+                        }}
+                    >
+                        HARD RELOAD
+                    </button>
+                </div>
+
+                <div style={{ "margin-top": "8px", "font-size": "9px", color: "#888" }}>
+                    If stuck: Click HARD RELOAD or press F5
+                </div>
+            </div>
+        </Show>
+    )
+}