Refactor hawkbit core and security (#2833)

* Refactor hawkbit core and security

* improve access to the base core features - static
* thus easiear access
* and less boilerplate passing of instances

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

* Refactor context classes

* make JSON context serialization default

* AccessContext

* Split hawkbit-security-core to other modules and remove it

---------

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

hawkbit-core/pom.xml

@@ -33,7 +33,6 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-actuator-autoconfigure</artifactId>
-            <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
@@ -47,6 +46,20 @@
             <groupId>org.springframework</groupId>
             <artifactId>spring-context-support</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.security</groupId>
+            <artifactId>spring-security-oauth2-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.security</groupId>
+            <artifactId>spring-security-aspects</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.security</groupId>
+            <artifactId>spring-security-web</artifactId>
+            <!-- needed for web MDC filter -->
+            <optional>true</optional>
+        </dependency>
 
         <dependency>
             <groupId>jakarta.validation</groupId>
@@ -65,6 +78,13 @@
             <artifactId>caffeine</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <!-- needed for JSON context serialization -->
+            <optional>true</optional>
+        </dependency>
+
         <!-- TEST -->
         <dependency>
             <groupId>io.github.classgraph</groupId>