Add gradle support

workspace/Gradle/build.gradle

@@ -0,0 +1,36 @@
+plugins {
+    id("org.gradle.cpp-library")
+}
+
+library {
+    /**
+    * Gradle stipulates that the source directory is: $project/src/main/cpp/,
+    * specifies the `.cpp` source file directory according to the project.
+    * */
+    source.from(
+        "../core",
+        "../widgets"
+    )
+    /**
+     * Gradle conventions the header file directory is: $project/src/main/headers/,
+     * specify the `.h` header file directory according to the project.
+     */
+    privateHeaders.from(
+        "../core_include",
+        "../widgets_include"
+    )
+     /**
+      * Gradle only exports shared libraries(dynamic libraries) by default,
+      * adds support for static libraries.
+      * */
+    linkage.add(Linkage.STATIC)
+}
+/**
+ * Compile tasks for custom release type dynamic and static libraries
+ * */
+tasks.register("produce") {
+    dependsOn(
+        "assembleReleaseShared",
+        "assembleReleaseStatic"
+    )
+}