add link to documentation index for examples

etc/examples/1-hazard-curve/README.md

@@ -45,3 +45,7 @@ In the next example, we'll override the model supplied configuration with a cust
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 2 – A custom configuration](../2-custom-config/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/2-custom-config/README.md

@@ -38,3 +38,7 @@ __Results directory structure:__
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 3 – Using a custom sites file](../3-sites-file/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/3-sites-file/README.md

@@ -39,3 +39,7 @@ __Results directory structure:__
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 4 – A simple hazard map](../4-hazard-map/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/4-hazard-map/README.md

@@ -28,3 +28,7 @@ __Results directory structure:__
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 5 – A more complex model](../5-complex-model/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/5-complex-model/README.md

@@ -67,3 +67,7 @@ __Results directory structure:__
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 6 – Enhanced output](../6-enhanced-output/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/6-enhanced-output/README.md

@@ -53,3 +53,7 @@ __Results directory structure:__
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 7 – Deaggregation](../7-deaggregation/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/7-deaggregation/README.md

@@ -89,3 +89,7 @@ empty results will not be saved.
 
 <!-- markdownlint-disable MD001 -->
 #### Next: [Example 8 – Earthquake probabilities and rates](../8-probabilities/README.md)
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/8-probabilities/README.md

@@ -47,3 +47,7 @@ __Results directory structure:__
       ├─ RateCalc.log
       └─ probs.csv
 ```
+
+---
+
+* [**Documentation Index**](../../../docs/README.md)

etc/examples/README.md

@@ -12,3 +12,7 @@ Because each example builds on prior concepts, it is best step through all the e
 
 <!-- markdownlint-disable MD001 -->
 #### Start: [Example 1 – A simple hazard calculation](1-hazard-curve/README.md)
+
+---
+
+* [**Documentation Index**](../../docs/README.md)