diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d838ec58..2b952364 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -181,13 +181,9 @@ jobs:
           path: bindings/node/artifacts
           pattern: bindings-*
 
-      - name: Create npm/<platform>/ scaffolding (one per target)
-        working-directory: bindings/node
-        run: |
-          for t in x86_64-unknown-linux-gnu x86_64-apple-darwin aarch64-apple-darwin x86_64-pc-windows-msvc; do
-            npx napi create-npm-dir -t "$t" .
-          done
-
+      # The npm/<platform>/package.json templates are committed to the
+      # repo (see bindings/node/npm/), so `napi artifacts` only needs to
+      # drop the freshly built .node binary into the matching directory.
       - name: Move binaries into platform package layout
         working-directory: bindings/node
         run: npx napi artifacts --dir artifacts
diff --git a/Cargo.lock b/Cargo.lock
index 837b9c13..4c38ff55 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1883,7 +1883,7 @@ dependencies = [
 
 [[package]]
 name = "wickra"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "approx",
  "criterion",
@@ -1894,7 +1894,7 @@ dependencies = [
 
 [[package]]
 name = "wickra-core"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "approx",
  "proptest",
@@ -1904,7 +1904,7 @@ dependencies = [
 
 [[package]]
 name = "wickra-data"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "approx",
  "csv",
@@ -1922,7 +1922,7 @@ dependencies = [
 
 [[package]]
 name = "wickra-node"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "napi",
  "napi-build",
@@ -1932,7 +1932,7 @@ dependencies = [
 
 [[package]]
 name = "wickra-python"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "numpy",
  "pyo3",
@@ -1941,7 +1941,7 @@ dependencies = [
 
 [[package]]
 name = "wickra-wasm"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "console_error_panic_hook",
  "js-sys",
diff --git a/Cargo.toml b/Cargo.toml
index 2e648109..a9b0936d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ members = [
 exclude = []
 
 [workspace.package]
-version = "0.1.1"
+version = "0.1.2"
 authors = ["Wickra Contributors"]
 edition = "2021"
 rust-version = "1.75"
@@ -23,7 +23,7 @@ keywords = ["finance", "trading", "indicators", "technical-analysis", "ta"]
 categories = ["finance", "mathematics", "science"]
 
 [workspace.dependencies]
-wickra-core = { path = "crates/wickra-core", version = "0.1.1" }
+wickra-core = { path = "crates/wickra-core", version = "0.1.2" }
 
 thiserror = "2"
 rayon = "1.10"
diff --git a/bindings/node/npm/darwin-arm64/package.json b/bindings/node/npm/darwin-arm64/package.json
new file mode 100644
index 00000000..49181c62
--- /dev/null
+++ b/bindings/node/npm/darwin-arm64/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "wickra-darwin-arm64",
+  "version": "0.1.2",
+  "description": "Native binding for wickra (macOS Apple Silicon). Installed automatically as an optional dependency of wickra on matching platforms.",
+  "main": "wickra.darwin-arm64.node",
+  "files": [
+    "wickra.darwin-arm64.node"
+  ],
+  "license": "SEE LICENSE IN LICENSE",
+  "engines": {
+    "node": ">= 16"
+  },
+  "os": [
+    "darwin"
+  ],
+  "cpu": [
+    "arm64"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/kingchenc/wickra"
+  },
+  "homepage": "https://github.com/kingchenc/wickra"
+}
diff --git a/bindings/node/npm/darwin-x64/package.json b/bindings/node/npm/darwin-x64/package.json
new file mode 100644
index 00000000..2cd30681
--- /dev/null
+++ b/bindings/node/npm/darwin-x64/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "wickra-darwin-x64",
+  "version": "0.1.2",
+  "description": "Native binding for wickra (macOS Intel). Installed automatically as an optional dependency of wickra on matching platforms.",
+  "main": "wickra.darwin-x64.node",
+  "files": [
+    "wickra.darwin-x64.node"
+  ],
+  "license": "SEE LICENSE IN LICENSE",
+  "engines": {
+    "node": ">= 16"
+  },
+  "os": [
+    "darwin"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/kingchenc/wickra"
+  },
+  "homepage": "https://github.com/kingchenc/wickra"
+}
diff --git a/bindings/node/npm/linux-x64-gnu/package.json b/bindings/node/npm/linux-x64-gnu/package.json
new file mode 100644
index 00000000..2bc52414
--- /dev/null
+++ b/bindings/node/npm/linux-x64-gnu/package.json
@@ -0,0 +1,27 @@
+{
+  "name": "wickra-linux-x64-gnu",
+  "version": "0.1.2",
+  "description": "Native binding for wickra (linux x64 GNU). Installed automatically as an optional dependency of wickra on matching platforms.",
+  "main": "wickra.linux-x64-gnu.node",
+  "files": [
+    "wickra.linux-x64-gnu.node"
+  ],
+  "license": "SEE LICENSE IN LICENSE",
+  "engines": {
+    "node": ">= 16"
+  },
+  "os": [
+    "linux"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "libc": [
+    "glibc"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/kingchenc/wickra"
+  },
+  "homepage": "https://github.com/kingchenc/wickra"
+}
diff --git a/bindings/node/npm/win32-x64-msvc/package.json b/bindings/node/npm/win32-x64-msvc/package.json
new file mode 100644
index 00000000..c7a0c893
--- /dev/null
+++ b/bindings/node/npm/win32-x64-msvc/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "wickra-win32-x64-msvc",
+  "version": "0.1.2",
+  "description": "Native binding for wickra (Windows x64 MSVC). Installed automatically as an optional dependency of wickra on matching platforms.",
+  "main": "wickra.win32-x64-msvc.node",
+  "files": [
+    "wickra.win32-x64-msvc.node"
+  ],
+  "license": "SEE LICENSE IN LICENSE",
+  "engines": {
+    "node": ">= 16"
+  },
+  "os": [
+    "win32"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/kingchenc/wickra"
+  },
+  "homepage": "https://github.com/kingchenc/wickra"
+}
diff --git a/bindings/node/package.json b/bindings/node/package.json
index 3959b916..82edecdc 100644
--- a/bindings/node/package.json
+++ b/bindings/node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wickra",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "description": "Streaming-first technical indicators: incremental, fast, install-free. Node bindings powered by Rust.",
   "author": "kingchenc <kingchencp@gmail.com>",
   "main": "index.js",
@@ -44,6 +44,12 @@
   "engines": {
     "node": ">= 16"
   },
+  "optionalDependencies": {
+    "wickra-linux-x64-gnu": "0.1.2",
+    "wickra-darwin-x64": "0.1.2",
+    "wickra-darwin-arm64": "0.1.2",
+    "wickra-win32-x64-msvc": "0.1.2"
+  },
   "scripts": {
     "build": "napi build --platform --release",
     "build:debug": "napi build --platform",
diff --git a/bindings/python/pyproject.toml b/bindings/python/pyproject.toml
index bb23ce3e..71aed6fd 100644
--- a/bindings/python/pyproject.toml
+++ b/bindings/python/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "wickra"
-version = "0.1.1"
+version = "0.1.2"
 description = "Streaming-first technical indicators: incremental, fast, install-free."
 readme = "README.md"
 license = { text = "PolyForm-Noncommercial-1.0.0" }