Add explicit docs page on privacy policy

docs/01-about/070_privacy.md

@@ -0,0 +1,17 @@
+(privacy)=
+# Privacy Policy
+
+Serena respects your privacy and is committed to protecting your personal information. 
+
+When using Serena, no personal data or data about the project being worked on is sent to any external servers.
+We collect only the following anonymous usage data whenever Serena is started:
+
+ * the version of Serena being used,
+ * the operating system being used,
+ * the language backend being used,
+ * the enabled status of the Serena Dashboard,
+ * the enabled [Serena agent context](contexts)
+
+This data is collected strictly to help us understand Serena usage.
+
+If you want to opt out of usage data reporting, set the environment variable `SERENA_USAGE_REPORTING` to `false`.

docs/02-usage/050_configuration.md

@@ -1365,8 +1365,6 @@ It is advisable to use the default prompt as a starting point and modify it to s
 
 ### Usage Reporting
 
-On startup, Serena reports anonymous usage data to help us understand Serena usage.
-Specifically, we collect the Serena version, the operating system & language backend being used as well as the dashboard enabled status.
-No personally identifiable information or project-specific information is collected.
+On startup, Serena reports anonymous usage data to help us understand Serena usage, as explained in our [privacy policy](privacy).
 
-If you want to opt out of usage reporting, set the environment variable `SERENA_USAGE_REPORTING` to `false`.
+If you want to opt out of usage data reporting, set the environment variable `SERENA_USAGE_REPORTING` to `false`.