diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c6fb7eb
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+/client/Reader/obj
+/client/Reader/bin
+/client/Writer/obj
+/client/Writer/bin
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index 0000000..949dfd4
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diff --git a/.vs/Writer/v17/DocumentLayout.json b/.vs/Writer/v17/DocumentLayout.json
new file mode 100644
index 0000000..66f9121
--- /dev/null
+++ b/.vs/Writer/v17/DocumentLayout.json
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+{
+  "Version": 1,
+  "WorkspaceRootPath": "C:\\Users\\Administrator\\projects\\hiddencode_project\\",
+  "Documents": [
+    {
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+      "RelativeMoniker": "D:0:0:{0F7883F6-1A56-4AAF-A6B9-8BE2923FC248}|client\\Writer\\Writer.csproj|solutionrelative:client\\writer\\writer.csproj||{04B8AB82-A572-4FEF-95CE-5222444B6B64}|"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{0F7883F6-1A56-4AAF-A6B9-8BE2923FC248}|client\\Writer\\Writer.csproj|c:\\users\\administrator\\projects\\hiddencode_project\\client\\writer\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
+      "RelativeMoniker": "D:0:0:{0F7883F6-1A56-4AAF-A6B9-8BE2923FC248}|client\\Writer\\Writer.csproj|solutionrelative:client\\writer\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{0F7883F6-1A56-4AAF-A6B9-8BE2923FC248}|client\\Writer\\Writer.csproj|c:\\users\\administrator\\projects\\hiddencode_project\\client\\writer\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form",
+      "RelativeMoniker": "D:0:0:{0F7883F6-1A56-4AAF-A6B9-8BE2923FC248}|client\\Writer\\Writer.csproj|solutionrelative:client\\writer\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form"
+    },
+    {
+      "AbsoluteMoniker": "D:0:0:{724B208D-AD79-4A98-80AC-288B296B0A7C}|client\\Reader\\Reader.csproj|c:\\users\\administrator\\projects\\hiddencode_project\\client\\reader\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form",
+      "RelativeMoniker": "D:0:0:{724B208D-AD79-4A98-80AC-288B296B0A7C}|client\\Reader\\Reader.csproj|solutionrelative:client\\reader\\mainform.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}|Form"
+    }
+  ],
+  "DocumentGroupContainers": [
+    {
+      "Orientation": 0,
+      "VerticalTabListWidth": 256,
+      "DocumentGroups": [
+        {
+          "DockedWidth": 200,
+          "SelectedChildIndex": 0,
+          "Children": [
+            {
+              "$type": "Document",
+              "DocumentIndex": 0,
+              "Title": "Writer",
+              "DocumentMoniker": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\Writer.csproj",
+              "RelativeDocumentMoniker": "client\\Writer\\Writer.csproj",
+              "ToolTip": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\Writer.csproj",
+              "RelativeToolTip": "client\\Writer\\Writer.csproj",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000758|",
+              "WhenOpened": "2026-03-29T03:34:50.26Z",
+              "EditorCaption": ""
+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 1,
+              "Title": "MainForm.cs",
+              "DocumentMoniker": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\MainForm.cs",
+              "RelativeDocumentMoniker": "client\\Writer\\MainForm.cs",
+              "ToolTip": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\MainForm.cs",
+              "RelativeToolTip": "client\\Writer\\MainForm.cs",
+              "ViewState": "AQIAAAAAAAAAAAAAAAAAADEAAAAQAAAA",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2026-03-29T03:31:15.496Z",
+              "EditorCaption": ""
+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 2,
+              "Title": "MainForm.cs [\u8BBE\u8BA1]",
+              "DocumentMoniker": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\MainForm.cs",
+              "RelativeDocumentMoniker": "client\\Writer\\MainForm.cs",
+              "ToolTip": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Writer\\MainForm.cs [\u8BBE\u8BA1]",
+              "RelativeToolTip": "client\\Writer\\MainForm.cs [\u8BBE\u8BA1]",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2026-03-29T03:31:07.176Z",
+              "EditorCaption": " [\u8BBE\u8BA1]"
+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 3,
+              "Title": "MainForm.cs [\u8BBE\u8BA1]",
+              "DocumentMoniker": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Reader\\MainForm.cs",
+              "RelativeDocumentMoniker": "client\\Reader\\MainForm.cs",
+              "ToolTip": "C:\\Users\\Administrator\\projects\\hiddencode_project\\client\\Reader\\MainForm.cs [\u8BBE\u8BA1]",
+              "RelativeToolTip": "client\\Reader\\MainForm.cs [\u8BBE\u8BA1]",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2026-03-29T03:30:51.073Z",
+              "EditorCaption": " [\u8BBE\u8BA1]"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/client/Reader/appsettings.json b/client/Reader/appsettings.json
new file mode 100644
index 0000000..d3297fd
--- /dev/null
+++ b/client/Reader/appsettings.json
@@ -0,0 +1,3 @@
+{
+  "ServerUrl": "http://192.168.0.125:5000"
+}
diff --git a/client/Writer/appsettings.json b/client/Writer/appsettings.json
new file mode 100644
index 0000000..d3297fd
--- /dev/null
+++ b/client/Writer/appsettings.json
@@ -0,0 +1,3 @@
+{
+  "ServerUrl": "http://192.168.0.125:5000"
+}