diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ab832e..9aa6270 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,11 @@
-# Changelog
+# Changelog
+
+## 0.1.1
+
+- Added missing Unity `.meta` files for package root assets and top-level folders.
+- Kept the public package as DLL-only without SDK source, asmdef files, or debug symbols.
 
 ## 0.1.0
 
-- Initial UPM package migration for the SI-M1 face module Unity implementation.
-- Added Runtime, Editor, Tests, Samples, and Documentation package structure.
-- Migrated protocol, transport, command service, manager, tests, and demo sample files from `Assets/App`.
-- Limited transport support to serial port and Editor Mock, and removed temporary Android bridge placeholders.
+- Initial DLL-only UPM package release for the AISU SI-M1 Face SDK.
+- Added compiled Runtime and Editor DLLs, documentation, package manifest, and Unity plugin importer metadata.
diff --git a/CHANGELOG.md.meta b/CHANGELOG.md.meta
new file mode 100644
index 0000000..028eb00
--- /dev/null
+++ b/CHANGELOG.md.meta
@@ -0,0 +1,7 @@
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diff --git a/Editor.meta b/Editor.meta
new file mode 100644
index 0000000..5e79aeb
--- /dev/null
+++ b/Editor.meta
@@ -0,0 +1,8 @@
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diff --git a/LICENSE.md.meta b/LICENSE.md.meta
new file mode 100644
index 0000000..0590175
--- /dev/null
+++ b/LICENSE.md.meta
@@ -0,0 +1,7 @@
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diff --git a/README.md.meta b/README.md.meta
new file mode 100644
index 0000000..4b7fc9d
--- /dev/null
+++ b/README.md.meta
@@ -0,0 +1,7 @@
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diff --git a/Runtime.meta b/Runtime.meta
new file mode 100644
index 0000000..bb1834b
--- /dev/null
+++ b/Runtime.meta
@@ -0,0 +1,8 @@
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diff --git a/package.json b/package.json
index 6a18721..39025e4 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name":  "xin.aisu.si-m1.face",
     "displayName":  "AISU SI-M1 Face SDK",
-    "version":  "0.1.0",
+    "version":  "0.1.1",
     "unity":  "2021.3",
     "description":  "Unity UPM package for the AISU SI-M1 face recognition module protocol, transport, command services, and lifecycle manager. Distributed as compiled DLLs without source code.",
     "author":  {
diff --git a/package.json.meta b/package.json.meta
new file mode 100644
index 0000000..8ffb558
--- /dev/null
+++ b/package.json.meta
@@ -0,0 +1,7 @@
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