Implement Software Report Base Module (#6707)

* Implement first version

* fix tables rendering

* Fix scripts

* update test files

* implement calculate image diff script

* Polish code and make e2e validation

* remove test files

* render add and removed firstly

helpers/software-report-base/SoftwareReport.BaseNodes.psm1

@@ -0,0 +1,47 @@
+############################
+### Abstract base nodes ####
+############################
+
+# Abstract base class for all nodes
+class BaseNode {
+    [Boolean] ShouldBeIncludedToDiff() {
+        return $False
+    }
+
+    [Boolean] IsSimilarTo([BaseNode] $OtherNode) {
+        throw "Abtract method 'IsSimilarTo' is not implemented for '$($this.GetType().Name)'"
+    }
+
+    [Boolean] IsIdenticalTo([BaseNode] $OtherNode) {
+        throw "Abtract method 'IsIdenticalTo' is not implemented for '$($this.GetType().Name)'"
+    }
+}
+
+# Abstract base class for all nodes that describe a tool and should be rendered inside diff table
+class BaseToolNode: BaseNode {
+    [String] $ToolName
+
+    BaseToolNode([String] $ToolName) {
+        $this.ToolName = $ToolName
+    }
+
+    [Boolean] ShouldBeIncludedToDiff() {
+        return $True
+    }
+
+    [String] GetValue() {
+        throw "Abtract method 'GetValue' is not implemented for '$($this.GetType().Name)'"
+    }
+
+    [Boolean] IsSimilarTo([BaseNode] $OtherNode) {
+        if ($this.GetType() -ne $OtherNode.GetType()) {
+            return $False
+        }
+
+        return $this.ToolName -eq $OtherNode.ToolName
+    }
+
+    [Boolean] IsIdenticalTo([BaseNode] $OtherNode) {
+        return $this.IsSimilarTo($OtherNode) -and ($this.GetValue() -eq $OtherNode.GetValue())
+    }
+}