Refactor test-app: remove unused build scripts and migrate components, utilities, and database files to vst-ui-base. Update SVG utilities with viewBox fix, enhance KnobComponent with global mouse listeners, and clean up unused imports.

common.gradle.kts

@@ -0,0 +1,18 @@
+project.extra.set("devMode", true)
+project.extra.set("enabledSourceMaps", true)
+
+group = "nl.astraeus"
+version = "2.2.2"
+
+allprojects {
+  repositories {
+    mavenCentral()
+    maven {
+      setUrl("https://gitea.astraeus.nl/api/packages/rnentjes/maven")
+    }
+    maven {
+      setUrl("https://gitea.astraeus.nl:8443/api/packages/rnentjes/maven")
+    }
+    mavenLocal()
+  }
+}