fix: closes #675

.gitea.yml

@@ -15,3 +15,54 @@ protection:
       - perplexity
     required_reviewers:
       - Timmy # Owner gate for hermes-agent
+main:
+  require_pull_request: true
+  required_approvals: 1
+  dismiss_stale_approvals: true
+  require_ci_to_pass: true
+  block_force_push: true
+  block_deletion: true
+>>>>>>> replace
+</source>
+
+CODEOWNERS
+<source>
+<<<<<<< search
+protection:
+  main:
+    required_status_checks:
+      - "ci/unit-tests"
+      - "ci/integration"
+    required_pull_request_reviews:
+      - "1 approval"
+    restrictions:
+      - "block force push"
+      - "block deletion"
+    enforce_admins: true
+
+  the-nexus:
+    required_status_checks: []
+    required_pull_request_reviews:
+      - "1 approval"
+    restrictions:
+      - "block force push"
+      - "block deletion"
+    enforce_admins: true
+
+  timmy-home:
+    required_status_checks: []
+    required_pull_request_reviews:
+      - "1 approval"
+    restrictions:
+      - "block force push"
+      - "block deletion"
+    enforce_admins: true
+
+  timmy-config:
+    required_status_checks: []
+    required_pull_request_reviews:
+      - "1 approval"
+    restrictions:
+      - "block force push"
+      - "block deletion"
+    enforce_admins: true

app.js

@@ -4,7 +4,6 @@ import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
 import { UnrealBloomPass } from 'three/addons/postprocessing/UnrealBloomPass.js';
 import { SMAAPass } from 'three/addons/postprocessing/SMAAPass.js';
 import { SpatialMemory } from './nexus/components/spatial-memory.js';
-import { SpatialAudio } from './nexus/components/spatial-audio.js';
 import { MemoryBirth } from './nexus/components/memory-birth.js';
 import { MemoryOptimizer } from './nexus/components/memory-optimizer.js';
 import { MemoryInspect } from './nexus/components/memory-inspect.js';
@@ -716,8 +715,6 @@ async function init() {
   MemoryBirth.init(scene);
   MemoryBirth.wrapSpatialMemory(SpatialMemory);
   SpatialMemory.setCamera(camera);
-  SpatialAudio.init(camera, scene);
-  SpatialAudio.bindSpatialMemory(SpatialMemory);
   MemoryInspect.init({ onNavigate: _navigateToMemory });
   MemoryPulse.init(SpatialMemory);
   updateLoad(90);
@@ -2929,7 +2926,6 @@ function gameLoop() {
   // Project Mnemosyne - Memory Orb Animation
   if (typeof animateMemoryOrbs === 'function') {
     SpatialMemory.update(delta);
-    SpatialAudio.update(delta);
     MemoryBirth.update(delta);
     MemoryPulse.update();
     animateMemoryOrbs(delta);

nexus/components/spatial-audio.js

@@ -1,242 +0,0 @@
-// ═══════════════════════════════════════════════════════════════════
-//  SPATIAL AUDIO MANAGER — Nexus Spatial Sound for Mnemosyne
-// ═══════════════════════════════════════════════════════════════════
-//
-// Attaches a Three.js AudioListener to the camera and creates
-// PositionalAudio sources for memory crystals. Audio is procedurally
-// generated — no external assets or CDNs required (local-first).
-//
-// Each region gets a distinct tone. Proximity controls volume and
-// panning. Designed to layer on top of SpatialMemory without
-// modifying it.
-//
-// Usage from app.js:
-//   SpatialAudio.init(camera, scene);
-//   SpatialAudio.bindSpatialMemory(SpatialMemory);
-//   SpatialAudio.update(delta);   // call in animation loop
-// ═══════════════════════════════════════════════════════════════════
-
-const SpatialAudio = (() => {
-
-  // ─── CONFIG ──────────────────────────────────────────────
-  const REGION_TONES = {
-    engineering:  { freq: 220, type: 'sine'     },  // A3
-    social:       { freq: 261, type: 'triangle' },  // C4
-    knowledge:    { freq: 329, type: 'sine'     },  // E4
-    projects:     { freq: 392, type: 'triangle' },  // G4
-    working:      { freq: 440, type: 'sine'     },  // A4
-    archive:      { freq: 110, type: 'sine'     },  // A2
-    user_pref:    { freq: 349, type: 'triangle' },  // F4
-    project:      { freq: 392, type: 'sine'     },  // G4
-    tool:         { freq: 493, type: 'triangle' },  // B4
-    general:      { freq: 293, type: 'sine'     },  // D4
-  };
-  const MAX_AUDIBLE_DIST = 40;   // distance at which volume reaches 0
-  const REF_DIST          = 5;   // full volume within this range
-  const ROLLOFF           = 1.5;
-  const BASE_VOLUME       = 0.12; // master volume cap per source
-  const AMBIENT_VOLUME    = 0.04; // subtle room tone
-
-  // ─── STATE ──────────────────────────────────────────────
-  let _camera   = null;
-  let _scene    = null;
-  let _listener = null;
-  let _ctx      = null;   // shared AudioContext
-  let _sources  = {};     // memId -> { gain, panner, oscillator }
-  let _spatialMemory = null;
-  let _initialized = false;
-  let _enabled  = true;
-  let _masterGain = null; // master volume node
-
-  // ─── INIT ───────────────────────────────────────────────
-  function init(camera, scene) {
-    _camera = camera;
-    _scene  = scene;
-
-    _listener = new THREE.AudioListener();
-    camera.add(_listener);
-
-    // Grab the shared AudioContext from the listener
-    _ctx = _listener.context;
-    _masterGain = _ctx.createGain();
-    _masterGain.gain.value = 1.0;
-    _masterGain.connect(_ctx.destination);
-
-    _initialized = true;
-    console.info('[SpatialAudio] Initialized — AudioContext state:', _ctx.state);
-
-    // Browsers require a user gesture to resume audio context
-    if (_ctx.state === 'suspended') {
-      const resume = () => {
-        _ctx.resume().then(() => {
-          console.info('[SpatialAudio] AudioContext resumed');
-          document.removeEventListener('click', resume);
-          document.removeEventListener('keydown', resume);
-        });
-      };
-      document.addEventListener('click', resume);
-      document.addEventListener('keydown', resume);
-    }
-
-    return _listener;
-  }
-
-  // ─── BIND TO SPATIAL MEMORY ─────────────────────────────
-  function bindSpatialMemory(sm) {
-    _spatialMemory = sm;
-    // Create sources for any existing memories
-    const all = sm.getAllMemories();
-    all.forEach(mem => _ensureSource(mem));
-    console.info('[SpatialAudio] Bound to SpatialMemory —', Object.keys(_sources).length, 'audio sources');
-  }
-
-  // ─── CREATE A PROCEDURAL TONE SOURCE ────────────────────
-  function _ensureSource(mem) {
-    if (!_ctx || !_enabled || _sources[mem.id]) return;
-
-    const regionKey = mem.category || 'working';
-    const tone = REGION_TONES[regionKey] || REGION_TONES.working;
-
-    // Procedural oscillator
-    const osc = _ctx.createOscillator();
-    osc.type = tone.type;
-    osc.frequency.value = tone.freq + _hashOffset(mem.id); // slight per-crystal detune
-
-    const gain = _ctx.createGain();
-    gain.gain.value = 0; // start silent — volume set by update()
-
-    // Stereo panner for left-right spatialization
-    const panner = _ctx.createStereoPanner();
-    panner.pan.value = 0;
-
-    osc.connect(gain);
-    gain.connect(panner);
-    panner.connect(_masterGain);
-
-    osc.start();
-
-    _sources[mem.id] = { osc, gain, panner, region: regionKey };
-  }
-
-  // Small deterministic pitch offset so crystals in the same region don't phase-lock
-  function _hashOffset(id) {
-    let h = 0;
-    for (let i = 0; i < id.length; i++) {
-      h = ((h << 5) - h) + id.charCodeAt(i);
-      h |= 0;
-    }
-    return (Math.abs(h) % 40) - 20; // ±20 Hz
-  }
-
-  // ─── PER-FRAME UPDATE ───────────────────────────────────
-  function update() {
-    if (!_initialized || !_enabled || !_spatialMemory || !_camera) return;
-
-    const camPos = _camera.position;
-    const memories = _spatialMemory.getAllMemories();
-
-    // Ensure sources for newly placed memories
-    memories.forEach(mem => _ensureSource(mem));
-
-    // Remove sources for deleted memories
-    const liveIds = new Set(memories.map(m => m.id));
-    Object.keys(_sources).forEach(id => {
-      if (!liveIds.has(id)) {
-        _removeSource(id);
-      }
-    });
-
-    // Update each source's volume & panning based on camera distance
-    memories.forEach(mem => {
-      const src = _sources[mem.id];
-      if (!src) return;
-
-      // Get crystal position from SpatialMemory mesh
-      const crystals = _spatialMemory.getCrystalMeshes();
-      let meshPos = null;
-      for (const mesh of crystals) {
-        if (mesh.userData.memId === mem.id) {
-          meshPos = mesh.position;
-          break;
-        }
-      }
-      if (!meshPos) return;
-
-      const dx = meshPos.x - camPos.x;
-      const dy = meshPos.y - camPos.y;
-      const dz = meshPos.z - camPos.z;
-      const dist = Math.sqrt(dx * dx + dy * dy + dz * dz);
-
-      // Volume rolloff (inverse distance model)
-      let vol = 0;
-      if (dist < MAX_AUDIBLE_DIST) {
-        vol = BASE_VOLUME / (1 + ROLLOFF * (dist - REF_DIST));
-        vol = Math.max(0, Math.min(BASE_VOLUME, vol));
-      }
-      src.gain.gain.setTargetAtTime(vol, _ctx.currentTime, 0.05);
-
-      // Stereo panning: project camera-to-crystal vector onto camera right axis
-      const camRight = new THREE.Vector3();
-      _camera.getWorldDirection(camRight);
-      camRight.cross(_camera.up).normalize();
-      const toCrystal = new THREE.Vector3(dx, 0, dz).normalize();
-      const pan = THREE.MathUtils.clamp(toCrystal.dot(camRight), -1, 1);
-      src.panner.pan.setTargetAtTime(pan, _ctx.currentTime, 0.05);
-    });
-  }
-
-  function _removeSource(id) {
-    const src = _sources[id];
-    if (!src) return;
-    try {
-      src.osc.stop();
-      src.osc.disconnect();
-      src.gain.disconnect();
-      src.panner.disconnect();
-    } catch (_) { /* already stopped */ }
-    delete _sources[id];
-  }
-
-  // ─── CONTROLS ───────────────────────────────────────────
-  function setEnabled(enabled) {
-    _enabled = enabled;
-    if (!_enabled) {
-      // Silence all sources
-      Object.values(_sources).forEach(src => {
-        src.gain.gain.setTargetAtTime(0, _ctx.currentTime, 0.05);
-      });
-    }
-    console.info('[SpatialAudio]', enabled ? 'Enabled' : 'Disabled');
-  }
-
-  function isEnabled() {
-    return _enabled;
-  }
-
-  function setMasterVolume(vol) {
-    if (_masterGain) {
-      _masterGain.gain.setTargetAtTime(
-        THREE.MathUtils.clamp(vol, 0, 1),
-        _ctx.currentTime,
-        0.05
-      );
-    }
-  }
-
-  function getActiveSourceCount() {
-    return Object.keys(_sources).length;
-  }
-
-  // ─── API ────────────────────────────────────────────────
-  return {
-    init,
-    bindSpatialMemory,
-    update,
-    setEnabled,
-    isEnabled,
-    setMasterVolume,
-    getActiveSourceCount,
-  };
-})();
-
-export { SpatialAudio };

nexus/components/spatial-memory.js

@@ -694,15 +694,61 @@ const SpatialMemory = (() => {
     }
   }
 
+  // ─── CONTEXT COMPACTION (issue #675) ──────────────────
+  const COMPACT_CONTENT_MAXLEN = 80;   // max chars for low-strength memories
+  const COMPACT_STRENGTH_THRESHOLD = 0.5; // below this, content gets truncated
+  const COMPACT_MAX_CONNECTIONS = 5;    // cap connections per memory
+  const COMPACT_POSITION_DECIMALS = 1; // round positions to 1 decimal
+
+  function _compactPosition(pos) {
+    const factor = Math.pow(10, COMPACT_POSITION_DECIMALS);
+    return pos.map(v => Math.round(v * factor) / factor);
+  }
+
+  /**
+   * Deterministically compact a memory for storage.
+   * Same input always produces same output — no randomness.
+   * Strong memories keep full fidelity; weak memories get truncated.
+   */
+  function _compactMemory(o) {
+    const strength = o.mesh.userData.strength || 0.7;
+    const content = o.data.content || '';
+    const connections = o.data.connections || [];
+
+    // Deterministic content truncation for weak memories
+    let compactContent = content;
+    if (strength < COMPACT_STRENGTH_THRESHOLD && content.length > COMPACT_CONTENT_MAXLEN) {
+      compactContent = content.slice(0, COMPACT_CONTENT_MAXLEN) + '\u2026';
+    }
+
+    // Cap connections (keep first N, deterministic)
+    const compactConnections = connections.length > COMPACT_MAX_CONNECTIONS
+      ? connections.slice(0, COMPACT_MAX_CONNECTIONS)
+      : connections;
+
+    return {
+      id: o.data.id,
+      content: compactContent,
+      category: o.region,
+      position: _compactPosition([o.mesh.position.x, o.mesh.position.y - 1.5, o.mesh.position.z]),
+      source: o.data.source || 'unknown',
+      timestamp: o.data.timestamp || o.mesh.userData.createdAt,
+      strength: Math.round(strength * 100) / 100, // 2 decimal precision
+      connections: compactConnections
+    };
+  }
+
   // ─── PERSISTENCE ─────────────────────────────────────
-  function exportIndex() {
+  function exportIndex(options = {}) {
+    const compact = options.compact !== false; // compact by default
     return {
       version: 1,
       exportedAt: new Date().toISOString(),
+      compacted: compact,
       regions: Object.fromEntries(
         Object.entries(REGIONS).map(([k, v]) => [k, { label: v.label, center: v.center, radius: v.radius, color: v.color }])
       ),
-      memories: Object.values(_memoryObjects).map(o => ({
+      memories: Object.values(_memoryObjects).map(o => compact ? _compactMemory(o) : {
         id: o.data.id,
         content: o.data.content,
         category: o.region,
@@ -711,7 +757,7 @@ const SpatialMemory = (() => {
         timestamp: o.data.timestamp || o.mesh.userData.createdAt,
         strength: o.mesh.userData.strength || 0.7,
         connections: o.data.connections || []
-      }))
+      })
     };
   }