feat: 初始化Easy Patch插件及依赖文件

- 添加Blender插件核心文件：__init__.py、ui.py、property.py、preference.py
- 添加插件工具模块：g.py、loop.py、generate_loop.py、const.py、op.py
- 添加翻译工具：utils/trans.py
- 添加PuLP线性规划库及其依赖文件，包括CBC求解器二进制文件
- 添加.gitignore和VSCode配置文件

ui.py

@@ -0,0 +1,49 @@
+from . import const, g
+import bpy
+from . import op
+from .utils.trans import t
+
+
+class EasyPatchMainPanel(bpy.types.Panel):
+    bl_label = "Easy Patch"
+    bl_idname = "VIEW3D_PT_OIMOYU_EASY_Patch_MAIN_PANEL"
+    bl_space_type = "VIEW_3D"
+    bl_region_type = "UI"
+    bl_context = "mesh_edit"
+    bl_options = {"DEFAULT_CLOSED"}
+
+    bl_category = "Edit"
+    bl_order = 1
+
+    def draw(self, context):
+        layout = self.layout
+
+        if g.is_running:
+            layout.row().operator(
+                op.EasyPatchModalOperator.bl_idname,
+                text=t("stop") + " Easy Patch",
+                icon="PAUSE",
+            )
+        else:
+            layout.prop(
+                context.scene.easy_patch_properties,
+                "snap_obj",
+                text="",
+            )
+
+            layout.row().operator(
+                op.EasyPatchModalOperator.bl_idname,
+                text=t("start") + " Easy Patch",
+                icon="PLAY",
+            )
+
+            layout.separator()
+
+            layout.row().operator(
+                op.EasyPatchSnapSelectedToSurfaceOperator.bl_idname,
+                text=t("snap_selected_to_surface"),
+                icon="MOD_SHRINKWRAP",
+            )
+
+
+classes = (EasyPatchMainPanel,)