feat: performance improvements

Dockerfile

@@ -10,7 +10,6 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY backend/ ./
 COPY frontend/dist/ ./static/
-
 EXPOSE 8080
 
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8080"]

backend/browse.py

@@ -177,6 +177,38 @@ def start_browser() -> None:
         log.warning("Failed to start RNS browser: %s", exc)
 
 
+# ---------------------------------------------------------------------------
+# Config helpers
+# ---------------------------------------------------------------------------
+
+_CONFIG_PATHS = {
+    "reticulum": lambda: Path(os.environ.get("RNS_SERVER_CONFIG_DIR", os.environ.get("RNS_CONFIG_DIR", str(Path.home() / ".reticulum")))) / "config",
+    "nomadnet": lambda: Path(os.environ.get("NOMADNET_CONFIG_DIR", str(Path.home() / ".nomadnetwork"))) / "config",
+}
+
+
+def _config_path(kind: str) -> Path:
+    resolver = _CONFIG_PATHS.get(kind)
+    if not resolver:
+        raise ValueError(f"Unknown config kind: {kind}")
+    return resolver()
+
+
+def _restart_nomadnet() -> bool:
+    """Restart the NomadNet container. Returns True on success."""
+    try:
+        from docker_utils import NOMADNET_CONTAINER
+        import docker
+        client = docker.from_env()
+        container = client.containers.get(NOMADNET_CONTAINER)
+        container.restart()
+        log.info("NomadNet container restarted")
+        return True
+    except Exception as exc:
+        log.info("NomadNet container not available: %s", exc)
+        return False
+
+
 # ---------------------------------------------------------------------------
 # API endpoints
 # ---------------------------------------------------------------------------
@@ -368,3 +400,33 @@ async def _request_remote_page(hash_hex: str, path: str) -> str | None:
         return await asyncio.wait_for(future, timeout=30.0)
     except asyncio.TimeoutError:
         return None
+
+
+# ---------------------------------------------------------------------------
+# Reticulum config endpoints
+# ---------------------------------------------------------------------------
+
+@router.post("/browse/restart")
+async def restart_services():
+    """Restart NomadNet to apply config changes."""
+    restarted = _restart_nomadnet()
+    return {"ok": True, "nomadnet_restarted": restarted}
+
+
+@router.get("/browse/config/{kind}")
+async def get_config(kind: str):
+    """Return config file contents for reticulum or nomadnet."""
+    path = _config_path(kind)
+    if not path.exists():
+        return {"content": ""}
+    return {"content": path.read_text(encoding="utf-8")}
+
+
+@router.post("/browse/config/{kind}")
+async def save_config(kind: str, body: dict):
+    """Write config file for reticulum or nomadnet."""
+    content = body.get("content", "")
+    path = _config_path(kind)
+    path.parent.mkdir(parents=True, exist_ok=True)
+    path.write_text(content, encoding="utf-8")
+    return {"ok": True}

compose.yml

@@ -9,12 +9,17 @@ services:
       - PAGES_DIR=/data/pages
       - SOURCES_DIR=/data/sources
       - NOMADNET_CONTAINER=nomadnet
+      - RNS_CONFIG_DIR=/rns
+      - RNS_SERVER_CONFIG_DIR=/rns-server
+      - NOMADNET_CONFIG_DIR=/nomadnet
       - LOG_LEVEL=DEBUG
     volumes:
       - pages:/data/pages
       - sources:/data/sources
       - /var/run/docker.sock:/var/run/docker.sock:ro
-      - ./reticulum-client.conf:/root/.reticulum/config:ro
+      - ./reticulum-client.conf:/rns/config
+      - ./reticulum.conf:/rns-server/config
+      - ./nomadnet.conf:/nomadnet/config
     restart: unless-stopped
     depends_on:
       - nomadnet
@@ -26,8 +31,8 @@ services:
     volumes:
       - pages:/root/.nomadnetwork/storage/pages
       - nomadnet-config:/root/.nomadnetwork
-      - ./nomadnet.conf:/root/.nomadnetwork/config:ro
-      - ./reticulum.conf:/root/.reticulum/config:ro
+      - ./nomadnet.conf:/root/.nomadnetwork/config
+      - ./reticulum.conf:/root/.reticulum/config
     restart: unless-stopped
 
 volumes:

frontend/src/api/client.ts

@@ -222,6 +222,31 @@ export async function saveEnv(content: string): Promise<void> {
   if (!res.ok) throw new Error(await res.text());
 }
 
+// ---------------------------------------------------------------------------
+// Config (Reticulum + NomadNet)
+// ---------------------------------------------------------------------------
+
+export async function fetchConfig(kind: "reticulum" | "nomadnet"): Promise<string> {
+  const res = await fetch(`/api/browse/config/${kind}`);
+  const data = await json<{ content: string }>(res);
+  return data.content;
+}
+
+export async function saveConfig(kind: "reticulum" | "nomadnet", content: string): Promise<void> {
+  const res = await fetch(`/api/browse/config/${kind}`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ content }),
+  });
+  if (!res.ok) throw new Error(await res.text());
+}
+
+export async function restartServices(): Promise<{ nomadnet_restarted: boolean }> {
+  const res = await fetch("/api/browse/restart", { method: "POST" });
+  if (!res.ok) throw new Error(await res.text());
+  return res.json();
+}
+
 // ---------------------------------------------------------------------------
 // Images
 // ---------------------------------------------------------------------------

frontend/src/components/browse/buildGraph.ts

@@ -66,8 +66,10 @@ export function buildGraphArrays(
       positions[i * 2] = prevPositions[prevIdx * 2]!;
       positions[i * 2 + 1] = prevPositions[prevIdx * 2 + 1]!;
     } else {
-      positions[i * 2] = CENTER + (Math.random() - 0.5) * SPACE_SIZE * 0.5;
-      positions[i * 2 + 1] = CENTER + (Math.random() - 0.5) * SPACE_SIZE * 0.5;
+      // Tighter initial spread for small graphs so they don't scatter
+      const spread = n <= 20 ? 0.1 : n <= 100 ? 0.25 : 0.5;
+      positions[i * 2] = CENTER + (Math.random() - 0.5) * SPACE_SIZE * spread;
+      positions[i * 2 + 1] = CENTER + (Math.random() - 0.5) * SPACE_SIZE * spread;
     }
 
     // Self node = bright white, others by status
@@ -79,7 +81,8 @@ export function buildGraphArrays(
     colors[i * 4 + 2] = rgba[2];
     colors[i * 4 + 3] = rgba[3];
 
-    sizes[i] = 3;
+    // Scale node size inversely with count: bigger dots when fewer nodes
+    sizes[i] = n <= 10 ? 8 : n <= 50 ? 5 : n <= 200 ? 4 : 3;
 
     // Cluster assignment
     if (i === selfIndex) {

frontend/src/components/editor/EditorPane.tsx

@@ -3,7 +3,7 @@ import { EditorView, keymap, lineNumbers, highlightActiveLine, Decoration, ViewP
 import { EditorState, RangeSetBuilder } from "@codemirror/state";
 import type { Extension } from "@codemirror/state";
 import type { DecorationSet } from "@codemirror/view";
-import { defaultKeymap, history, historyKeymap } from "@codemirror/commands";
+import { defaultKeymap, history, historyKeymap, indentWithTab } from "@codemirror/commands";
 import { searchKeymap } from "@codemirror/search";
 import { oneDark } from "./oneDarkTheme";
 
@@ -72,7 +72,7 @@ export default function EditorPane({ value, onChange, extensions = [] }: Props)
         lineNumbers({ formatNumber: toRoman }),
         highlightActiveLine(),
         subtleWhitespace,
-        keymap.of([...defaultKeymap, ...historyKeymap, ...searchKeymap]),
+        keymap.of([indentWithTab, ...defaultKeymap, ...historyKeymap, ...searchKeymap]),
         oneDark,
         EditorView.updateListener.of((update) => {
           if (update.docChanged) {

frontend/src/components/editor/EditorPointer.tsx

@@ -8,7 +8,7 @@ import { useLazyEyes } from "@/hooks/useLazyEyes";
  * containerRef (for floating windows).
  */
 export default function EditorPointer({ containerRef, focused = true }: { containerRef?: React.RefObject<HTMLElement | null>; focused?: boolean }) {
-  const [y, setY] = useState<number | null>(null);
+  const [visible, setVisible] = useState(false);
   const [editorLeft, setEditorLeft] = useState<number | null>(null);
   const targetRef = useRef(0);
   const currentRef = useRef(0);
@@ -17,10 +17,25 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
   const [clickKey, setClickKey] = useState(0);
   const clickTimerRef = useRef<ReturnType<typeof setTimeout>>(undefined);
   const cmRef = useRef<Element | null>(null);
+  const pointerElRef = useRef<HTMLDivElement>(null);
 
-  // Eye anchor must be in viewport coords (useLazyEyes compares against e.clientX/Y)
   const eyeAnchorRef = useRef<{ x: number; y: number } | null>(null);
-  const eyeOffset = useLazyEyes({ anchorRef: eyeAnchorRef });
+  const { registerIris, unregisterIris } = useLazyEyes({ anchorRef: eyeAnchorRef });
+
+  const iris1Ref = useRef<HTMLDivElement>(null);
+  const iris2Ref = useRef<HTMLDivElement>(null);
+
+  // Register/unregister iris elements
+  useEffect(() => {
+    const i1 = iris1Ref.current;
+    const i2 = iris2Ref.current;
+    if (i1) registerIris(i1);
+    if (i2) registerIris(i2);
+    return () => {
+      if (i1) unregisterIris(i1);
+      if (i2) unregisterIris(i2);
+    };
+  }, [visible, registerIris, unregisterIris]);
 
   useEffect(() => {
     const ease = 0.09;
@@ -44,7 +59,6 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
     const onCursorMove = (e: Event) => {
       const { top } = (e as CustomEvent).detail;
 
-      // Find editor container lazily, scoped to our window
       if (!cmRef.current) {
         const scope = containerRef?.current ?? document;
         const cm = scope.querySelector(".cm-editor");
@@ -55,14 +69,16 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
         }
       }
 
-      // Convert viewport top to container-relative top
       const containerTop = getContainerRect().top;
       targetRef.current = top - containerTop;
       updateLeft();
 
       if (!activeRef.current) {
         currentRef.current = targetRef.current;
-        setY(targetRef.current);
+        if (pointerElRef.current) {
+          pointerElRef.current.style.top = `${targetRef.current}px`;
+        }
+        setVisible(true);
         activeRef.current = true;
       }
     };
@@ -75,9 +91,12 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
         } else {
           currentRef.current += diff * ease;
         }
-        setY(currentRef.current);
 
-        // Eye anchor in viewport coords for useLazyEyes
+        // Direct DOM update — no setState
+        if (pointerElRef.current) {
+          pointerElRef.current.style.top = `${currentRef.current}px`;
+        }
+
         const cmLeft = cmRef.current?.getBoundingClientRect().left ?? 0;
         const containerTop = getContainerRect().top;
         eyeAnchorRef.current = { x: cmLeft - 100, y: containerTop + currentRef.current };
@@ -88,7 +107,6 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
     window.addEventListener("cm-cursor-move", onCursorMove);
     rafRef.current = requestAnimationFrame(tick);
 
-    // Keep left position updated on resize
     const ro = new ResizeObserver(() => updateLeft());
     const scope = containerRef?.current ?? document;
     const existingCm = scope.querySelector(".cm-editor");
@@ -107,13 +125,14 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
     };
   }, [containerRef]);
 
-  if (!focused || y === null || editorLeft === null) return null;
+  if (!focused || !visible || editorLeft === null) return null;
 
   return (
     <div
+      ref={pointerElRef}
       className={`editor-pointer${clickKey ? " editor-pointer-click" : ""}`}
       key={clickKey}
-      style={{ top: y, left: editorLeft }}
+      style={{ left: editorLeft }}
     >
       <div
         className="editor-pointer-img"
@@ -124,14 +143,14 @@ export default function EditorPointer({ containerRef, focused = true }: { contai
       />
       <div className="editor-pointer-eye" style={{ top: 33, left: 134 }}>
         <div
+          ref={iris1Ref}
           className="editor-pointer-iris"
-          style={{ transform: `translate(${eyeOffset.x}px, ${eyeOffset.y}px)` }}
         />
       </div>
       <div className="editor-pointer-eye" style={{ top: 29, left: 144 }}>
         <div
+          ref={iris2Ref}
           className="editor-pointer-iris"
-          style={{ transform: `translate(${eyeOffset.x}px, ${eyeOffset.y}px)` }}
         />
       </div>
     </div>

frontend/src/components/editor/iniHighlight.ts

@@ -0,0 +1,80 @@
+import {
+  StreamLanguage,
+  HighlightStyle,
+  syntaxHighlighting,
+} from "@codemirror/language";
+import { tags } from "@lezer/highlight";
+
+/**
+ * CodeMirror 6 syntax highlighting for INI-style config files
+ * (Reticulum .conf / NomadNet .conf).
+ *
+ * Supports: [sections], [[subsections]], key = value, # comments,
+ * booleans, numbers, and quoted strings.
+ */
+
+const BOOLEANS = new Set([
+  "true", "false", "yes", "no", "on", "off", "none",
+]);
+
+const iniLanguage = StreamLanguage.define({
+  token(stream) {
+    // Comments
+    if (stream.match(/\s*#/)) {
+      stream.skipToEnd();
+      return "lineComment";
+    }
+
+    // Skip whitespace
+    if (stream.eatSpace()) return null;
+
+    // Subsection headers [[name]]
+    if (stream.match(/\[\[.*?\]\]/)) return "heading";
+
+    // Section headers [name]
+    if (stream.match(/\[.*?\]/)) return "typeName";
+
+    // Quoted strings
+    if (stream.match(/"/)) {
+      while (!stream.eol()) {
+        if (stream.next() === '"') break;
+      }
+      return "string";
+    }
+
+    // Assignment operator
+    if (stream.match(/=/)) return "punctuation";
+
+    // Numbers (integers, floats, ports, IPs with dots)
+    if (stream.match(/\b\d[\d.]*\b/)) return "number";
+
+    // Words
+    if (stream.match(/[\w\-_.]+/)) {
+      const word = stream.current().toLowerCase();
+      if (BOOLEANS.has(word)) return "atom";
+      // Keys appear before '=', values after — both are plain words
+      return null;
+    }
+
+    stream.next();
+    return null;
+  },
+  startState: () => ({}),
+  copyState: (s) => ({ ...s }),
+  blankLine: () => {},
+  languageData: {},
+});
+
+const iniStyle = HighlightStyle.define([
+  { tag: tags.typeName, color: "#c792ea", fontWeight: "bold" },   // [section]
+  { tag: tags.heading, color: "#82aaff", fontWeight: "bold" },    // [[subsection]]
+  { tag: tags.lineComment, color: "#546e7a", fontStyle: "italic" },
+  { tag: tags.string, color: "#c3e88d" },
+  { tag: tags.number, color: "#f78c6c" },
+  { tag: tags.atom, color: "#89ddff" },                           // booleans
+  { tag: tags.punctuation, color: "#89ddff" },                    // =
+]);
+
+export function iniHighlight() {
+  return [iniLanguage, syntaxHighlighting(iniStyle)];
+}

frontend/src/components/shared/FloatingWindow.tsx

@@ -91,12 +91,22 @@ export default function FloatingWindow({
         let curVx = vx;
         let curVy = vy;
         const friction = 0.92;
+        const el = ref.current;
         const tick = () => {
           curVx *= friction;
           curVy *= friction;
-          if (Math.abs(curVx) < 0.3 && Math.abs(curVy) < 0.3) { inertiaRef.current = 0; return; }
+          if (Math.abs(curVx) < 0.3 && Math.abs(curVy) < 0.3) {
+            inertiaRef.current = 0;
+            // Sync final position to React state once
+            onUpdate(id, posRef.current);
+            return;
+          }
           posRef.current = { x: posRef.current.x + curVx, y: Math.max(0, posRef.current.y + curVy) };
-          onUpdate(id, posRef.current);
+          // Direct DOM update during animation — skip React reconciliation
+          if (el) {
+            el.style.left = `${posRef.current.x}px`;
+            el.style.top = `${posRef.current.y}px`;
+          }
           inertiaRef.current = requestAnimationFrame(tick);
         };
         inertiaRef.current = requestAnimationFrame(tick);

frontend/src/components/shared/LazyEyes.tsx

@@ -1,4 +1,4 @@
-import { useRef, useEffect } from "react";
+import { useRef, useEffect, useCallback } from "react";
 import { useLazyEyes } from "@/hooks/useLazyEyes";
 
 interface EyeSpec {
@@ -21,7 +21,6 @@ export default function LazyEyes({ eyes, anchor, maxShift, ease, className }: La
   const containerRef = useRef<HTMLDivElement>(null);
   const anchorRef = useRef<{ x: number; y: number } | null>(anchor ?? null);
 
-  // Keep anchorRef in sync with prop or auto-compute from DOM
   useEffect(() => {
     if (anchor) {
       anchorRef.current = anchor;
@@ -42,19 +41,18 @@ export default function LazyEyes({ eyes, anchor, maxShift, ease, className }: La
     };
   }, [anchor]);
 
-  const offset = useLazyEyes({ anchorRef, maxShift, ease });
+  const { registerIris, unregisterIris } = useLazyEyes({ anchorRef, maxShift, ease });
+
+  const irisRef = useCallback((el: HTMLElement | null) => {
+    if (el) registerIris(el);
+    return () => { if (el) unregisterIris(el); };
+  }, [registerIris, unregisterIris]);
 
   return (
     <div ref={containerRef} className={className} style={{ position: "absolute", pointerEvents: "none" }}>
       {eyes.map((eye, i) => {
         const size = eye.size ?? 5;
         const irisSize = eye.irisSize ?? 2;
-        // Clamp iris within eye circle
-        const maxR = (size - irisSize) / 2;
-        const dist = Math.sqrt(offset.x * offset.x + offset.y * offset.y) || 0;
-        const scale = dist > maxR && dist > 0 ? maxR / dist : 1;
-        const cx = offset.x * scale;
-        const cy = offset.y * scale;
         return (
           <div
             key={i}
@@ -62,13 +60,13 @@ export default function LazyEyes({ eyes, anchor, maxShift, ease, className }: La
             style={{ top: eye.top, left: eye.left, width: size, height: size }}
           >
             <div
+              ref={irisRef}
               className="editor-pointer-iris"
               style={{
                 width: irisSize,
                 height: irisSize,
                 marginTop: -(irisSize / 2) - 0.5,
                 marginLeft: -(irisSize / 2) - 0.5,
-                transform: `translate(${cx}px, ${cy}px)`,
               }}
             />
           </div>

frontend/src/hooks/useLazyEyes.ts

@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState } from "react";
+import { useEffect, useRef, useCallback } from "react";
 
 interface LazyEyesOptions {
   /** Reference point the eyes "live" at (viewport coords). Eyes look away from this toward the mouse. */
@@ -14,8 +14,8 @@ interface LazyEyesOptions {
 }
 
 /**
- * Returns a smoothly-interpolated { x, y } offset for positioning irises
- * that lazily track the mouse cursor relative to an anchor point.
+ * Returns a register function to attach iris elements for direct DOM updates.
+ * No React state is set per frame — transforms are applied directly.
  *
  * Movement model:
  * - Small mouse moves → slow, lazy drift (ease)
@@ -29,10 +29,23 @@ export function useLazyEyes({
   saccadeThreshold = 0.8,
   saccadeEase = 0.35,
 }: LazyEyesOptions) {
-  const [offset, setOffset] = useState({ x: 0, y: 0 });
   const targetRef = useRef({ x: 0, y: 0 });
   const currentRef = useRef({ x: 0, y: 0 });
   const velocityRef = useRef({ x: 0, y: 0 });
+  const irisesRef = useRef<Set<HTMLElement>>(new Set());
+  const offsetRef = useRef({ x: 0, y: 0 });
+
+  const registerIris = useCallback((el: HTMLElement | null) => {
+    if (el) {
+      irisesRef.current.add(el);
+    }
+  }, []);
+
+  const unregisterIris = useCallback((el: HTMLElement | null) => {
+    if (el) {
+      irisesRef.current.delete(el);
+    }
+  }, []);
 
   useEffect(() => {
     const onMouseMove = (e: MouseEvent) => {
@@ -55,27 +68,30 @@ export function useLazyEyes({
       const et = targetRef.current;
       const vel = velocityRef.current;
 
-      // Distance to target
       const dx = et.x - ec.x;
       const dy = et.y - ec.y;
       const dist = Math.sqrt(dx * dx + dy * dy);
 
-      // Saccade: snap fast when target jumps significantly
       const e_ = dist > saccadeThreshold ? saccadeEase : ease;
 
-      // Apply eased movement
       vel.x = vel.x * 0.6 + dx * e_ * 0.4;
       vel.y = vel.y * 0.6 + dy * e_ * 0.4;
       ec.x += vel.x;
       ec.y += vel.y;
 
-      // Micro-drift: tiny organic tremor when nearly still
       if (dist < 0.1) {
         ec.x += (Math.random() - 0.5) * 0.02;
         ec.y += (Math.random() - 0.5) * 0.02;
       }
 
-      setOffset({ x: ec.x, y: ec.y });
+      offsetRef.current.x = ec.x;
+      offsetRef.current.y = ec.y;
+
+      // Direct DOM updates — no React re-render
+      for (const iris of irisesRef.current) {
+        iris.style.transform = `translate(${ec.x}px, ${ec.y}px)`;
+      }
+
       raf = requestAnimationFrame(tick);
     };
     raf = requestAnimationFrame(tick);
@@ -86,5 +102,5 @@ export function useLazyEyes({
     };
   }, [anchorRef, maxShift, ease, saccadeThreshold, saccadeEase]);
 
-  return offset;
+  return { offsetRef, registerIris, unregisterIris };
 }

frontend/src/routes/BrowseView.tsx

@@ -43,6 +43,8 @@ export default function BrowseView() {
   const nodesMapRef = useRef<Map<string, NetworkNode>>(new Map());
   const hashToIndexRef = useRef<Map<string, number>>(new Map());
   const clusterNamesRef = useRef<string[]>([]);
+  const hasUserInteractedRef = useRef(false);
+  const initialFitDoneRef = useRef(false);
 
   // Build graph data, preserving existing positions
   const graphData = useMemo(() => {
@@ -117,14 +119,29 @@ export default function BrowseView() {
       }
     }
 
+    const rect = container.getBoundingClientRect();
+    const pad = 8;
+
     for (let i = 0; i < nClusters; i++) {
       const x = positions[i * 2];
       const y = positions[i * 2 + 1];
       if (x === undefined || y === undefined) continue;
       const screen = graph.spaceToScreenPosition([x, y]);
       const div = labelDivsRef.current[i]!;
-      div.style.left = `${screen[0]}px`;
-      div.style.top = `${screen[1]}px`;
+
+      // Measure label so we can clamp within container
+      const lw = div.offsetWidth;
+      const lh = div.offsetHeight;
+      // Default transform is translate(-50%, -100%), so anchor is center-bottom
+      let left = screen[0] - lw / 2;
+      let top = screen[1] - lh;
+      // Clamp to container bounds
+      left = Math.max(pad, Math.min(left, rect.width - lw - pad));
+      top = Math.max(pad, Math.min(top, rect.height - lh - pad));
+
+      div.style.transform = "none";
+      div.style.left = `${left}px`;
+      div.style.top = `${top}px`;
     }
   }, []);
 
@@ -226,8 +243,15 @@ export default function BrowseView() {
         setHoveredLabel({ text: entry.name, x: screen[0], y: screen[1] });
       },
       onSimulationTick: () => { updateClusterLabels(); updateSearchLabels(); },
-      onSimulationEnd: () => { graphRef.current?.fitView(300, 0.2); updateClusterLabels(); updateSearchLabels(); },
-      onZoom: () => { updateClusterLabels(); updateSearchLabels(); },
+      onSimulationEnd: () => {
+        // Only auto-fit on initial load; after that, respect user's viewport
+        if (!initialFitDoneRef.current) {
+          graphRef.current?.fitView(300, 0.2);
+          initialFitDoneRef.current = true;
+        }
+        updateClusterLabels(); updateSearchLabels();
+      },
+      onZoom: () => { hasUserInteractedRef.current = true; updateClusterLabels(); updateSearchLabels(); },
     });
 
     graphRef.current = graph;
@@ -248,10 +272,13 @@ export default function BrowseView() {
 
     const n = graphData.entries.length;
     const scale = Math.log10(Math.max(10, n)) / Math.log10(10000);
+    // Stronger gravity + lower repulsion for small graphs keeps them compact and centered
+    const isSmall = n <= 20;
     graph.setConfig({
-      simulationRepulsion: 0.5 + scale * 9.5,
+      simulationRepulsion: isSmall ? 0.3 : 0.5 + scale * 9.5,
       simulationCluster: 1.0 - scale * 0.75,
-      simulationGravity: 0.25 + scale * 1.75,
+      simulationGravity: isSmall ? 1.0 : 0.25 + scale * 1.75,
+      simulationDecay: isSmall ? 3000 : 5000,
       hoveredPointRingColor: cssVarToHex("--primary"),
     });
 
@@ -420,7 +447,9 @@ export default function BrowseView() {
   const clearSearch = useCallback(() => {
     setFilter("");
     graphRef.current?.unselectPoints();
+    // Re-center when explicitly clearing search
     graphRef.current?.fitView(300, 0.2);
+    hasUserInteractedRef.current = false;
     updateClusterLabels();
   }, [updateClusterLabels]);
 
@@ -431,7 +460,7 @@ export default function BrowseView() {
       {/* Hover label */}
       {hoveredLabel && (
         <div className="absolute pointer-events-none px-2 py-0.5 bg-popover border border-border rounded text-xs font-mono text-foreground whitespace-nowrap"
-          style={{ left: hoveredLabel.x + 12, top: hoveredLabel.y - 10, boxShadow: "0 2px 8px rgba(0,0,0,0.3)" }}>
+          style={{ left: Math.min(hoveredLabel.x + 12, (containerRef.current?.offsetWidth ?? 9999) - 160), top: Math.max(8, hoveredLabel.y - 10), boxShadow: "0 2px 8px rgba(0,0,0,0.3)" }}>
           {hoveredLabel.text}
         </div>
       )}

frontend/src/routes/SettingsView.tsx

@@ -1,7 +1,189 @@
+import { useCallback, useEffect, useRef, useState } from "react";
+import { toast } from "sonner";
+import * as api from "@/api/client";
+import { useWindowManager } from "@/hooks/useWindowManager";
+import { useKeyboardSave } from "@/hooks/useKeyboardSave";
+import FloatingWindow from "@/components/shared/FloatingWindow";
+import EditorPane from "@/components/editor/EditorPane";
+import EditorPointer from "@/components/editor/EditorPointer";
+import { iniHighlight } from "@/components/editor/iniHighlight";
+import { Button } from "@/components/ui/button";
+import type { ManagedWindow } from "@/hooks/useWindowManager";
+
+// ---------------------------------------------------------------------------
+// Settings view — config editors + restart
+// ---------------------------------------------------------------------------
+
+const iniExtensions = iniHighlight();
+
+type ConfigKind = "reticulum" | "nomadnet";
+
+interface ConfigWinData {
+  kind: ConfigKind;
+}
+
 export default function SettingsView() {
+  const {
+    windows, focusedId,
+    open, update, close, focus,
+  } = useWindowManager<ConfigWinData>({ w: 560, h: 440 });
+
+  const [restarting, setRestarting] = useState(false);
+
+  const handleRestart = useCallback(async () => {
+    setRestarting(true);
+    try {
+      const result = await api.restartServices();
+      toast.success(
+        result.nomadnet_restarted
+          ? "NomadNet restarted"
+          : "NomadNet container not found",
+      );
+    } catch {
+      toast.error("Restart failed");
+    } finally {
+      setRestarting(false);
+    }
+  }, []);
+
   return (
-    <div className="flex items-center justify-center h-full text-muted-foreground">
-      Settings
+    <div className="flex flex-col items-center justify-center h-full gap-4">
+      <div className="flex flex-col gap-3 text-center">
+        <h2 className="text-xs font-semibold uppercase tracking-wider text-muted-foreground">Configuration</h2>
+        <div className="flex gap-3">
+          <Button
+            variant="outline"
+            onClick={() => open("reticulum", { kind: "reticulum" })}
+          >
+            Reticulum
+          </Button>
+          <Button
+            variant="outline"
+            onClick={() => open("nomadnet", { kind: "nomadnet" })}
+          >
+            NomadNet
+          </Button>
+        </div>
+        <Button
+          variant="default"
+          disabled={restarting}
+          onClick={handleRestart}
+        >
+          {restarting ? "Restarting..." : "Apply & Restart"}
+        </Button>
+      </div>
+
+      {windows.map((win) => (
+        <ConfigEditorWindow
+          key={win.id}
+          win={win}
+          focused={focusedId === win.id}
+          onUpdate={update}
+          onClose={close}
+          onFocus={focus}
+        />
+      ))}
     </div>
   );
 }
+
+// ---------------------------------------------------------------------------
+// Floating config editor window
+// ---------------------------------------------------------------------------
+
+const TITLES: Record<ConfigKind, string> = {
+  reticulum: "Reticulum Config",
+  nomadnet: "NomadNet Config",
+};
+
+function ConfigEditorWindow({
+  win, focused, onUpdate, onClose, onFocus,
+}: {
+  win: ManagedWindow<ConfigWinData>;
+  focused: boolean;
+  onUpdate: (id: string, patch: Partial<ManagedWindow<ConfigWinData>>) => void;
+  onClose: (id: string) => void;
+  onFocus: (id: string) => void;
+}) {
+  const kind = win.data.kind;
+  const windowRef = useRef<HTMLDivElement>(null);
+  const [content, setContent] = useState<string | null>(null);
+  const [isDirty, setIsDirty] = useState(false);
+  const [saving, setSaving] = useState(false);
+  const savedRef = useRef("");
+
+  useEffect(() => {
+    api.fetchConfig(kind).then((c) => {
+      setContent(c);
+      savedRef.current = c;
+    }).catch(() => toast.error(`Failed to load ${kind} config`));
+  }, [kind]);
+
+  const handleChange = useCallback((v: string) => {
+    setContent(v);
+    setIsDirty(v !== savedRef.current);
+  }, []);
+
+  const handleSave = useCallback(async () => {
+    if (content === null) return;
+    setSaving(true);
+    try {
+      await api.saveConfig(kind, content);
+      savedRef.current = content;
+      setIsDirty(false);
+      toast.success(`${TITLES[kind]} saved`);
+    } catch {
+      toast.error("Save failed");
+    } finally {
+      setSaving(false);
+    }
+  }, [content, kind]);
+
+  useKeyboardSave(handleSave, undefined, focused);
+
+  const handleClose = useCallback((id: string) => {
+    if (isDirty && !window.confirm("You have unsaved changes. Close anyway?")) return;
+    onClose(id);
+  }, [isDirty, onClose]);
+
+  return (
+    <FloatingWindow
+      id={win.id}
+      title={TITLES[kind]}
+      x={win.x} y={win.y} w={win.w} h={win.h}
+      zIndex={win.zIndex}
+      focused={focused}
+      onUpdate={onUpdate}
+      onClose={handleClose}
+      onFocus={onFocus}
+      minW={360} minH={250}
+      containerRef={windowRef}
+    >
+      <EditorPointer containerRef={windowRef} focused={focused} />
+      <div className="flex flex-col h-full">
+        <div className="flex items-center px-3 py-1.5 border-b-2 border-border shrink-0 gap-2">
+          <span className="text-xs font-semibold flex-1">
+            {TITLES[kind]}
+            {isDirty && <span className="text-muted-foreground ml-1.5">(unsaved)</span>}
+          </span>
+          <button
+            onClick={handleSave}
+            disabled={saving || !isDirty}
+            className="text-[10px] uppercase tracking-wider text-muted-foreground hover:text-foreground disabled:opacity-40 transition-colors cursor-pointer"
+          >
+            {saving ? "Saving..." : "Save"}
+          </button>
+        </div>
+        <div className="flex-1 min-h-0">
+          {content !== null ? (
+            <EditorPane value={content} onChange={handleChange} extensions={iniExtensions} />
+          ) : (
+            <div className="flex items-center justify-center h-full text-muted-foreground text-xs">
+              Loading...
+            </div>
+          )}
+        </div>
+      </div>
+    </FloatingWindow>
+  );
+}

reticulum-client.conf

@@ -6,16 +6,18 @@
   loglevel = 4
 
 [interfaces]
-  # Connect to NomadNet's TCP server for local traffic
+  # Connect to NomadNet's TCP server
   [[NomadNet Link]]
     type = TCPClientInterface
     enabled = Yes
     target_host = nomadnet
     target_port = 4242
 
-  # Connect to Quad4 directly for external node announces
   [[Quad4]]
     type = TCPClientInterface
-    enabled = Yes
+    interface_enabled = true
     target_host = 62.151.179.77
     target_port = 45657
+    mode = full
+    name = Quad4
+    selected_interface_mode = 1

reticulum.conf

@@ -14,11 +14,3 @@
     listen_ip = 0.0.0.0
     listen_port = 4242
 
-  [[Quad4]]
-      type = TCPClientInterface
-      interface_enabled = true
-      target_host = 62.151.179.77
-      target_port = 45657
-      mode = full
-      name = Quad4
-      selected_interface_mode = 1