add screenshots to illustrate new documentation

Signed-off-by: tdruez <tdruez@aboutcode.org>

Author: tdruez

docs/howto-7-vulnerability-triage-configuration.rst

@@ -35,6 +35,8 @@ monitor.
    rulesets match the same vulnerability on the same product.
 6. Leave **Enabled** checked to make the ruleset active immediately after saving.
 
+.. image:: images/howto-7-vulnerability-triage-configuration/add-ruleset-form.jpg
+
 2. Configure Rules
 ------------------
 
@@ -57,6 +59,9 @@ A ruleset must have at least one rule enabled to produce any triage records.
 Click :guilabel:`Save` to create the ruleset. Disabling a rule that was previously
 active removes the triage records it produced on the next evaluation.
 
+.. image:: images/howto-7-vulnerability-triage-configuration/rule-sections.jpg
+   :width: 500
+
 3. Set Up an Analysis Preset
 ----------------------------
 
@@ -81,6 +86,8 @@ To create an Analysis Preset:
 To attach the preset to a ruleset, open the ruleset form and select the preset in the
 :guilabel:`Analysis Preset` field, then save.
 
+.. image:: images/howto-7-vulnerability-triage-configuration/add-preset-form.jpg
+
 .. note::
     Only analyses created by the preset are updated on subsequent evaluation runs.
     Any analysis modified by a user is never overwritten.
@@ -124,6 +131,8 @@ A ruleset has no effect until it is assigned to one or more products.
 4. In the modal that opens, select the rulesets you want to assign to this product.
 5. Click :guilabel:`Save`.
 
+.. image:: images/howto-7-vulnerability-triage-configuration/manage-rulesets-modal.jpg
+
 The engine evaluates all assigned and enabled rulesets immediately. The
 **Recommendation** column appears in the Vulnerabilities tab as soon as at least one
 enabled ruleset is assigned.