release: bump 0.5.4 -> 0.5.5 (#178)

Release bump `0.5.4 → 0.5.5` for the Moving Averages family deepening
(#177): seven new indicators (`SineWeightedMa`, `GeometricMa`, `Ehma`,
`MedianMa`, `AdaptiveLaguerreFilter`, `GeneralizedDema`, `HoltWinters`),
counter now 403.

Version strings only across all manifests + lockfiles; CHANGELOG `[Unreleased]`
rolled to `[0.5.5] - 2026-06-04` with the new compare links.

bindings/node/package.json

@@ -1,6 +1,6 @@
 {
   "name": "wickra",
-  "version": "0.5.4",
+  "version": "0.5.5",
   "description": "Streaming-first technical indicators: incremental, fast, install-free. Node bindings powered by Rust.",
   "author": "kingchenc <support@wickra.org>",
   "main": "index.js",
@@ -47,12 +47,12 @@
     "node": ">= 18"
   },
   "optionalDependencies": {
-    "wickra-linux-x64-gnu": "0.5.4",
-    "wickra-linux-arm64-gnu": "0.5.4",
-    "wickra-darwin-x64": "0.5.4",
-    "wickra-darwin-arm64": "0.5.4",
-    "wickra-win32-x64-msvc": "0.5.4",
-    "wickra-win32-arm64-msvc": "0.5.4"
+    "wickra-linux-x64-gnu": "0.5.5",
+    "wickra-linux-arm64-gnu": "0.5.5",
+    "wickra-darwin-x64": "0.5.5",
+    "wickra-darwin-arm64": "0.5.5",
+    "wickra-win32-x64-msvc": "0.5.5",
+    "wickra-win32-arm64-msvc": "0.5.5"
   },
   "scripts": {
     "build": "napi build --platform --release",