Add more chapters

src/SUMMARY.md

@@ -3,9 +3,13 @@
 - [The Styx Book](./README.md)
 - [Getting started](./getting_started/README.md)
     - [Runners](./getting_started/runners.md)
+    - [I/O: Where are my files?](./getting_started/io.md)
     - [Tips & best practices](./getting_started/tips_best_practices.md)
     - [Contributing to NiWrap](./getting_started/contributing_to_niwrap.md)
 - [Advanced concepts](./advanced_concepts/README.md)
     - [Writing custom runners](./advanced_concepts/custom_runners.md)
+    - [Contributing to the Styx compiler](./advanced_concepts/styx_compiler.md)
 - [Examples](./examples/README.md)
-
+    - [Example: MRI anatomical preproc](./examples/anat_preproc.md)
+    - [Example: Generate mermaid graph](./examples/mermaid.md)
+    - [Example: Dynamic runners](./examples/dynamic_runners.md)

src/advanced_concepts/styx_compiler.md

@@ -0,0 +1 @@
+# Contributing to the Styx compiler

src/examples/anat_preproc.md

@@ -0,0 +1 @@
+# Example: MRI anatomical preproc

src/examples/dynamic_runners.md

@@ -0,0 +1 @@
+# Example: Dynamic runners

src/examples/mermaid.md

@@ -0,0 +1 @@
+# Example: Generate mermaid graph

src/getting_started/io.md

@@ -0,0 +1 @@
+# I/O: Runner file handling

src/getting_started/runners.md

@@ -11,6 +11,7 @@ While this might be good for debugging, other users might want to control where
 There are a of number official runners:
 
 - `styxdefs.LocalRunner` - This is the default Runner. It executes commands locally.
+- `styxdefs.DummyRunner` - ?
 - [`styxdocker.DockerRunner`](https://github.com/childmindresearch/styxdocker) - This Runner executes every command in a Docker container.
 - [`styxsingularity.SingularityRunner`](https://github.com/childmindresearch/styxsingularity) - This Runner executes every command in an Apptainer/Singularity container.
 - [`styxgraph.GraphRunner`](https://github.com/childmindresearch/styxgraph) - This is a special Runner - it captures information about how your commands are connected and returns a diagram.