feat(nodejs): Deprecate frameContextLines option and move to integration (#4746)

Co-authored-by: Isabel Matwawana <[email protected]>
Co-authored-by: Isabel <[email protected]>

Author: timfish

src/platforms/common/configuration/options.mdx

@@ -306,6 +306,10 @@ The number of context lines for each frame in the stacktrace when loading a file
 
 The number of context lines for each frame when loading a file.
 
+#### Deprecated
+
+`frameContextLines` has moved to the <PlatformLink to="/configuration/integrations/default-integrations/#contextlines">`ContextLines` integration</PlatformLink>.
+
 </ConfigKey>
 
 <ConfigKey name="initial-scope" supported={["javascript","node"]}>

src/platforms/node/common/configuration/integrations/default-integrations.mdx

@@ -100,6 +100,23 @@ Available options:
 }
 ```
 
+### ContextLines
+
+_Import name: `Sentry.Integrations.ContextLines`_
+
+_(Available in version 6.18.0 and above)_
+
+This integration adds source file context to stack frames for captured exceptions
+
+Available options:
+
+```javascript
+{
+  // The number of context lines to include with each frame
+  frameContextLines: number;
+}
+```
+
 ### LinkedErrors
 
 _Import name: `Sentry.Integrations.LinkedErrors`_