fix(ruvector-gnn): replace panic with Result + OpenFang RVF example

Cargo.toml

@@ -115,7 +115,7 @@ members = [
 resolver = "2"
 
 [workspace.package]
-version = "2.0.4"
+version = "2.0.5"
 edition = "2021"
 rust-version = "1.77"
 license = "MIT"

README.md

@@ -113,7 +113,7 @@ Most vector databases are static — they store embeddings and search them. That
 | 44 | **Drop into Postgres** | pgvector-compatible extension with SIMD acceleration |
 | 45 | **MCP integration** | Model Context Protocol server for AI assistant tools |
 | 46 | **Cloud deployment** | One-click deploy to Cloud Run, Kubernetes |
-| 47 | **13 Rust crates + 4 npm packages** | [RVF SDK](./crates/rvf/README.md) published on [crates.io](https://crates.io/crates/rvf-runtime) and [npm](https://www.npmjs.com/package/@ruvector/rvf) |
+| 47 | **22 Rust crates + 4 npm packages** | [RVF SDK](./crates/rvf/README.md) published on [crates.io](https://crates.io/crates/rvf-runtime) and [npm](https://www.npmjs.com/package/@ruvector/rvf) |
 
 **Self-Learning & Adaptation**
 | # | Capability | What It Does |
@@ -238,7 +238,7 @@ npx @ruvector/rvf-mcp-server --transport stdio # MCP server for AI agents
 | DNA-style lineage | Parent/child derivation chains with cryptographic verification |
 | 24 segment types | VEC, INDEX, KERNEL, EBPF, WASM, COW_MAP, WITNESS, CRYPTO, and 16 more |
 
-**Rust crates** (13): [`rvf-types`](https://crates.io/crates/rvf-types) `rvf-wire` `rvf-manifest` `rvf-quant` `rvf-index` `rvf-crypto` [`rvf-runtime`](https://crates.io/crates/rvf-runtime) `rvf-kernel` `rvf-ebpf` `rvf-launch` `rvf-server` `rvf-import` [`rvf-cli`](https://crates.io/crates/rvf-cli)
+**Rust crates** (22): [`rvf-types`](https://crates.io/crates/rvf-types) `rvf-wire` `rvf-manifest` `rvf-quant` `rvf-index` `rvf-crypto` [`rvf-runtime`](https://crates.io/crates/rvf-runtime) `rvf-kernel` `rvf-ebpf` `rvf-launch` `rvf-server` `rvf-import` [`rvf-cli`](https://crates.io/crates/rvf-cli) `rvf-wasm` `rvf-solver-wasm` `rvf-node` + 6 adapters (claude-flow, agentdb, ospipe, agentic-flow, rvlite, sona)
 
 **npm packages** (4): [`@ruvector/rvf`](https://www.npmjs.com/package/@ruvector/rvf) [`@ruvector/rvf-node`](https://www.npmjs.com/package/@ruvector/rvf-node) [`@ruvector/rvf-wasm`](https://www.npmjs.com/package/@ruvector/rvf-wasm) [`@ruvector/rvf-mcp-server`](https://www.npmjs.com/package/@ruvector/rvf-mcp-server)
 
@@ -247,7 +247,7 @@ npx @ruvector/rvf-mcp-server --transport stdio # MCP server for AI agents
 - **ADR-030**: [Cognitive Container Architecture](./docs/adr/ADR-030-rvf-cognitive-container.md)
 - **ADR-031**: [COW Branching & Real Containers](./docs/adr/ADR-031-rvcow-branching-and-real-cognitive-containers.md)
 - **ADR-042**: [Security RVF — AIDefence + TEE](./docs/adr/ADR-042-Security-RVF-AIDefence-TEE.md)
-- **46 runnable examples**: [examples/rvf/examples/](./examples/rvf/examples/)
+- **56 runnable examples**: [examples/rvf/examples/](./examples/rvf/examples/)
 
 </details>
 
@@ -355,7 +355,7 @@ npx ruvector
 | **Self-Learning (GNN)** | ✅ | ❌ | ❌ | ❌ | ❌ |
 | **Runtime Adaptation (SONA)** | ✅ LoRA+EWC++ | ❌ | ❌ | ❌ | ❌ |
 | **AI Agent Routing** | ✅ Tiny Dancer | ❌ | ❌ | ❌ | ❌ |
-| **Attention Mechanisms** | ✅ 40 types | ❌ | ❌ | ❌ | ❌ |
+| **Attention Mechanisms** | ✅ 46 types | ❌ | ❌ | ❌ | ❌ |
 | **Coherence Gate** | ✅ Prime-Radiant | ❌ | ❌ | ❌ | ❌ |
 | **Hyperbolic Embeddings** | ✅ Poincaré+Lorentz | ❌ | ❌ | ❌ | ❌ |
 | **Local Embeddings** | ✅ 8+ models | ❌ | ❌ | ❌ | ❌ |
@@ -518,7 +518,7 @@ npx @ruvector/cli hooks install   # Configure for Claude Code
 
 | Feature | What It Does | Why It Matters |
 |---------|--------------|----------------|
-| **40 Mechanisms** | Dot-product, multi-head, flash, linear, sparse, cross-attention, CGT sheaf | Cover all transformer and GNN use cases |
+| **46 Mechanisms** | Dot-product, multi-head, flash, linear, sparse, cross-attention, CGT sheaf | Cover all transformer and GNN use cases |
 | **Graph Attention** | RoPE, edge-featured, local-global, neighborhood | Purpose-built for graph neural networks |
 | **Hyperbolic Attention** | Poincaré ball operations, curved-space math | Better embeddings for hierarchical data |
 | **SIMD Optimized** | Native Rust with AVX2/NEON acceleration | 2-10x faster than pure JS |
@@ -1187,7 +1187,7 @@ await dag.execute();
 |---------|-------------|---------|-----------|
 | [@ruvector/tiny-dancer](https://www.npmjs.com/package/@ruvector/tiny-dancer) | FastGRNN neural routing | [![npm](https://img.shields.io/npm/v/@ruvector/tiny-dancer.svg)](https://www.npmjs.com/package/@ruvector/tiny-dancer) | [![downloads](https://img.shields.io/npm/dt/@ruvector/tiny-dancer.svg)](https://www.npmjs.com/package/@ruvector/tiny-dancer) |
 | [@ruvector/router](https://www.npmjs.com/package/@ruvector/router) | Semantic router + HNSW | [![npm](https://img.shields.io/npm/v/@ruvector/router.svg)](https://www.npmjs.com/package/@ruvector/router) | [![downloads](https://img.shields.io/npm/dt/@ruvector/router.svg)](https://www.npmjs.com/package/@ruvector/router) |
-| [@ruvector/attention](https://www.npmjs.com/package/@ruvector/attention) | 40+ attention mechanisms | [![npm](https://img.shields.io/npm/v/@ruvector/attention.svg)](https://www.npmjs.com/package/@ruvector/attention) | [![downloads](https://img.shields.io/npm/dt/@ruvector/attention.svg)](https://www.npmjs.com/package/@ruvector/attention) |
+| [@ruvector/attention](https://www.npmjs.com/package/@ruvector/attention) | 46 attention mechanisms | [![npm](https://img.shields.io/npm/v/@ruvector/attention.svg)](https://www.npmjs.com/package/@ruvector/attention) | [![downloads](https://img.shields.io/npm/dt/@ruvector/attention.svg)](https://www.npmjs.com/package/@ruvector/attention) |
 
 #### Learning & Neural
 
@@ -1260,7 +1260,7 @@ await dag.execute();
 | [@ruvector/wasm-unified](https://www.npmjs.com/package/@ruvector/wasm-unified) | Unified TypeScript API | [![npm](https://img.shields.io/npm/v/@ruvector/wasm-unified.svg)](https://www.npmjs.com/package/@ruvector/wasm-unified) | [![downloads](https://img.shields.io/npm/dt/@ruvector/wasm-unified.svg)](https://www.npmjs.com/package/@ruvector/wasm-unified) |
 | [@ruvector/gnn-wasm](https://www.npmjs.com/package/@ruvector/gnn-wasm) | GNN WASM bindings | [![npm](https://img.shields.io/npm/v/@ruvector/gnn-wasm.svg)](https://www.npmjs.com/package/@ruvector/gnn-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/gnn-wasm.svg)](https://www.npmjs.com/package/@ruvector/gnn-wasm) |
 | [@ruvector/attention-wasm](https://www.npmjs.com/package/@ruvector/attention-wasm) | Attention WASM bindings | [![npm](https://img.shields.io/npm/v/@ruvector/attention-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/attention-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-wasm) |
-| [@ruvector/attention-unified-wasm](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) | All 40+ attention mechanisms | [![npm](https://img.shields.io/npm/v/@ruvector/attention-unified-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/attention-unified-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) |
+| [@ruvector/attention-unified-wasm](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) | All 46 attention mechanisms | [![npm](https://img.shields.io/npm/v/@ruvector/attention-unified-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/attention-unified-wasm.svg)](https://www.npmjs.com/package/@ruvector/attention-unified-wasm) |
 | [@ruvector/tiny-dancer-wasm](https://www.npmjs.com/package/@ruvector/tiny-dancer-wasm) | AI routing WASM | [![npm](https://img.shields.io/npm/v/@ruvector/tiny-dancer-wasm.svg)](https://www.npmjs.com/package/@ruvector/tiny-dancer-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/tiny-dancer-wasm.svg)](https://www.npmjs.com/package/@ruvector/tiny-dancer-wasm) |
 | [@ruvector/router-wasm](https://www.npmjs.com/package/@ruvector/router-wasm) | Semantic router WASM | [![npm](https://img.shields.io/npm/v/@ruvector/router-wasm.svg)](https://www.npmjs.com/package/@ruvector/router-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/router-wasm.svg)](https://www.npmjs.com/package/@ruvector/router-wasm) |
 | [@ruvector/learning-wasm](https://www.npmjs.com/package/@ruvector/learning-wasm) | Learning module WASM | [![npm](https://img.shields.io/npm/v/@ruvector/learning-wasm.svg)](https://www.npmjs.com/package/@ruvector/learning-wasm) | [![downloads](https://img.shields.io/npm/dt/@ruvector/learning-wasm.svg)](https://www.npmjs.com/package/@ruvector/learning-wasm) |
@@ -1305,7 +1305,7 @@ All crates are published to [crates.io](https://crates.io) under the `ruvector-*
 
 | Crate | Description | crates.io |
 |-------|-------------|-----------|
-| [ruvector-attention](./crates/ruvector-attention) | 40+ attention mechanisms (Flash, Hyperbolic, MoE, Graph) | [![crates.io](https://img.shields.io/crates/v/ruvector-attention.svg)](https://crates.io/crates/ruvector-attention) |
+| [ruvector-attention](./crates/ruvector-attention) | 46 attention mechanisms (Flash, Hyperbolic, MoE, Graph) | [![crates.io](https://img.shields.io/crates/v/ruvector-attention.svg)](https://crates.io/crates/ruvector-attention) |
 | [ruvector-attention-node](./crates/ruvector-attention-node) | Node.js bindings for attention mechanisms | [![crates.io](https://img.shields.io/crates/v/ruvector-attention-node.svg)](https://crates.io/crates/ruvector-attention-node) |
 | [ruvector-attention-wasm](./crates/ruvector-attention-wasm) | WASM bindings for browser attention | [![crates.io](https://img.shields.io/crates/v/ruvector-attention-wasm.svg)](https://crates.io/crates/ruvector-attention-wasm) |
 | [ruvector-attention-cli](./crates/ruvector-attention-cli) | CLI for attention testing and benchmarking | [![crates.io](https://img.shields.io/crates/v/ruvector-attention-cli.svg)](https://crates.io/crates/ruvector-attention-cli) |

crates/ruvector-attention-unified-wasm/src/graph.rs

@@ -43,14 +43,10 @@ impl WasmGNNLayer {
         heads: usize,
         dropout: f32,
     ) -> Result<WasmGNNLayer, JsError> {
-        if dropout < 0.0 || dropout > 1.0 {
-            return Err(JsError::new("Dropout must be between 0.0 and 1.0"));
-        }
+        let inner = RuvectorLayer::new(input_dim, hidden_dim, heads, dropout)
+            .map_err(|e| JsError::new(&e.to_string()))?;
 
-        Ok(WasmGNNLayer {
-            inner: RuvectorLayer::new(input_dim, hidden_dim, heads, dropout),
-            hidden_dim,
-        })
+        Ok(WasmGNNLayer { inner, hidden_dim })
     }
 
     /// Forward pass through the GNN layer
@@ -378,6 +374,12 @@ mod tests {
         assert!(layer.is_err());
     }
 
+    #[wasm_bindgen_test]
+    fn test_gnn_layer_invalid_heads() {
+        let layer = WasmGNNLayer::new(4, 7, 3, 0.1);
+        assert!(layer.is_err());
+    }
+
     #[wasm_bindgen_test]
     fn test_tensor_compress_creation() {
         let compressor = WasmTensorCompress::new();

crates/ruvector-cli/src/mcp/gnn_cache.rs

@@ -189,7 +189,8 @@ impl GnnCache {
         }
 
         // Create new layer
-        let layer = RuvectorLayer::new(input_dim, hidden_dim, heads, dropout);
+        let layer = RuvectorLayer::new(input_dim, hidden_dim, heads, dropout)
+            .expect("GNN layer cache: invalid layer configuration");
 
         // Cache it
         {

crates/ruvector-cli/tests/gnn_performance_test.rs

@@ -25,7 +25,7 @@ mod gnn_cache_tests {
     #[test]
     fn test_layer_creation_latency() {
         let start = Instant::now();
-        let _layer = RuvectorLayer::new(128, 256, 4, 0.1);
+        let _layer = RuvectorLayer::new(128, 256, 4, 0.1).unwrap();
         let elapsed = start.elapsed();
 
         // Layer creation: 100ms in release, ~2000ms in debug
@@ -48,7 +48,7 @@ mod gnn_cache_tests {
     /// Test that forward pass has acceptable latency
     #[test]
     fn test_forward_pass_latency() {
-        let layer = RuvectorLayer::new(128, 256, 4, 0.1);
+        let layer = RuvectorLayer::new(128, 256, 4, 0.1).unwrap();
         let node = vec![0.5f32; 128];
         let neighbors = vec![vec![0.3f32; 128], vec![0.7f32; 128]];
         let weights = vec![0.5f32, 0.5f32];
@@ -83,7 +83,7 @@ mod gnn_cache_tests {
     /// Test batch operations performance
     #[test]
     fn test_batch_operations_performance() {
-        let layer = RuvectorLayer::new(64, 128, 2, 0.1);
+        let layer = RuvectorLayer::new(64, 128, 2, 0.1).unwrap();
 
         // Create batch of operations
         let batch_size = 100;
@@ -139,7 +139,7 @@ mod gnn_cache_tests {
         for (input, hidden, heads) in sizes {
             // Measure creation
             let start = Instant::now();
-            let layer = RuvectorLayer::new(input, hidden, heads, 0.1);
+            let layer = RuvectorLayer::new(input, hidden, heads, 0.1).unwrap();
             let create_ms = start.elapsed().as_secs_f64() * 1000.0;
 
             // Measure forward
@@ -216,7 +216,7 @@ mod gnn_cache_integration {
 
         // First: measure time including layer creation
         let start_cold = Instant::now();
-        let layer = RuvectorLayer::new(128, 256, 4, 0.1);
+        let layer = RuvectorLayer::new(128, 256, 4, 0.1).unwrap();
         let node = vec![0.5f32; 128];
         let neighbors = vec![vec![0.3f32; 128], vec![0.7f32; 128]];
         let weights = vec![0.5f32, 0.5f32];
@@ -262,7 +262,7 @@ mod gnn_cache_integration {
 
         // Create layer once
         let start = Instant::now();
-        let layer = RuvectorLayer::new(64, 128, 2, 0.1);
+        let layer = RuvectorLayer::new(64, 128, 2, 0.1).unwrap();
         let creation_time = start.elapsed();
 
         let node = vec![0.5f32; 64];

crates/ruvector-crv/src/stage_iii.rs

@@ -31,7 +31,9 @@ impl StageIIIEncoder {
     pub fn new(config: &CrvConfig) -> Self {
         let dim = config.dimensions;
         // Single GNN layer: input_dim -> hidden_dim, 1 head
-        let gnn_layer = RuvectorLayer::new(dim, dim, 1, 0.0);
+        // heads=1 always divides any dim, and dropout=0.0 is always valid
+        let gnn_layer = RuvectorLayer::new(dim, dim, 1, 0.0)
+            .expect("dim is always divisible by 1 head");
 
         Self { dim, gnn_layer }
     }

crates/ruvector-gnn-node/npm/darwin-arm64/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-darwin-arm64",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "darwin"
   ],

crates/ruvector-gnn-node/npm/darwin-x64/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-darwin-x64",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "darwin"
   ],

crates/ruvector-gnn-node/npm/linux-arm64-gnu/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-linux-arm64-gnu",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "linux"
   ],

crates/ruvector-gnn-node/npm/linux-arm64-musl/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-linux-arm64-musl",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "linux"
   ],

crates/ruvector-gnn-node/npm/linux-x64-gnu/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-linux-x64-gnu",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "linux"
   ],

crates/ruvector-gnn-node/npm/linux-x64-musl/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-linux-x64-musl",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "linux"
   ],

crates/ruvector-gnn-node/npm/win32-x64-msvc/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn-win32-x64-msvc",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "os": [
     "win32"
   ],

crates/ruvector-gnn-node/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ruvector/gnn",
-  "version": "0.1.24",
+  "version": "0.1.25",
   "description": "Graph Neural Network capabilities for Ruvector - Node.js bindings",
   "main": "index.js",
   "types": "index.d.ts",
@@ -53,12 +53,12 @@
     "access": "public"
   },
   "optionalDependencies": {
-    "@ruvector/gnn-win32-x64-msvc": "0.1.24",
-    "@ruvector/gnn-darwin-x64": "0.1.24",
-    "@ruvector/gnn-linux-x64-gnu": "0.1.24",
-    "@ruvector/gnn-linux-x64-musl": "0.1.24",
-    "@ruvector/gnn-linux-arm64-gnu": "0.1.24",
-    "@ruvector/gnn-linux-arm64-musl": "0.1.24",
-    "@ruvector/gnn-darwin-arm64": "0.1.24"
+    "@ruvector/gnn-linux-x64-gnu": "0.1.25",
+    "@ruvector/gnn-linux-x64-musl": "0.1.25",
+    "@ruvector/gnn-linux-arm64-gnu": "0.1.25",
+    "@ruvector/gnn-linux-arm64-musl": "0.1.25",
+    "@ruvector/gnn-darwin-x64": "0.1.25",
+    "@ruvector/gnn-darwin-arm64": "0.1.25",
+    "@ruvector/gnn-win32-x64-msvc": "0.1.25"
   }
 }

crates/ruvector-gnn-node/src/lib.rs

@@ -44,21 +44,15 @@ impl RuvectorLayer {
     /// ```
     #[napi(constructor)]
     pub fn new(input_dim: u32, hidden_dim: u32, heads: u32, dropout: f64) -> Result<Self> {
-        if dropout < 0.0 || dropout > 1.0 {
-            return Err(Error::new(
-                Status::InvalidArg,
-                "Dropout must be between 0.0 and 1.0".to_string(),
-            ));
-        }
+        let inner = RustRuvectorLayer::new(
+            input_dim as usize,
+            hidden_dim as usize,
+            heads as usize,
+            dropout as f32,
+        )
+        .map_err(|e| Error::new(Status::InvalidArg, e.to_string()))?;
 
-        Ok(Self {
-            inner: RustRuvectorLayer::new(
-                input_dim as usize,
-                hidden_dim as usize,
-                heads as usize,
-                dropout as f32,
-            ),
-        })
+        Ok(Self { inner })
     }
 
     /// Forward pass through the GNN layer

crates/ruvector-gnn-wasm/src/lib.rs

@@ -81,14 +81,10 @@ impl JsRuvectorLayer {
         heads: usize,
         dropout: f32,
     ) -> Result<JsRuvectorLayer, JsValue> {
-        if dropout < 0.0 || dropout > 1.0 {
-            return Err(JsValue::from_str("Dropout must be between 0.0 and 1.0"));
-        }
+        let inner = RuvectorLayer::new(input_dim, hidden_dim, heads, dropout)
+            .map_err(|e| JsValue::from_str(&e.to_string()))?;
 
-        Ok(JsRuvectorLayer {
-            inner: RuvectorLayer::new(input_dim, hidden_dim, heads, dropout),
-            hidden_dim,
-        })
+        Ok(JsRuvectorLayer { inner, hidden_dim })
     }
 
     /// Forward pass through the GNN layer