Merge branch 'mr/470-importing-reference_material-and-gnat_in_practice-to-rust-essentials' into 'master'

Resolve "Importing reference_material and gnat_in_practice to rust essentials"

Closes #470

See merge request feng/training/material!543

Author: Dana Binkley

courses/rust_essentials/920_reference_material.rst

@@ -0,0 +1,81 @@
+*****************************
+Annex - Reference Materials
+*****************************
+
+.. container:: PRELUDE BEGIN
+
+.. container:: PRELUDE ROLES
+
+.. role:: ada(code)
+    :language: Ada
+
+.. role:: C(code)
+    :language: C
+
+.. role:: cpp(code)
+    :language: C++
+
+.. role:: rust(code)
+    :language: Rust
+
+.. container:: PRELUDE SYMBOLS
+
+.. |rightarrow| replace:: :math:`\rightarrow`
+.. |forall| replace:: :math:`\forall`
+.. |exists| replace:: :math:`\exists`
+.. |equivalent| replace:: :math:`\iff`
+.. |le| replace:: :math:`\le`
+.. |ge| replace:: :math:`\ge`
+.. |lt| replace:: :math:`<`
+.. |gt| replace:: :math:`>`
+.. |checkmark| replace:: :math:`\checkmark`
+
+.. container:: PRELUDE END
+
+==========================
+General Rust Information
+==========================
+
+--------------
+Useful Links
+--------------
+
+  - Official Rust Learning Resources
+
+    - Additional guides, docs, and learning paths  
+
+    - `https://rust-lang.org/learn/ <https://rust-lang.org/learn/>`_
+
+
+  - GNAT Pro for Rust User’s Guide
+  
+    - Tooling, workflows, mixed-language development
+
+    - `https://docs.adacore.com/live/wave/rust/html/rust_ug/index.html <https://docs.adacore.com/live/wave/rust/html/rust_ug/index.html>`_
+
+=================
+AdaCore Support
+=================
+
+-----------------
+Need More Help?
+-----------------
+
+* If you have an AdaCore subscription:
+
+   - Find out your customer number #XXXX
+
+* Open a "Case" via the GNATtracker web interface and/or email
+
+   - GNATtracker
+
+      * Select "Create A New Case" from the main landing page
+
+   - Email
+   
+      * Send to: `support@adacore.com <mailto:support@adacore.com>`_
+      * Subject should read: #XXXX - (descriptive text)
+
+* Not just for "bug reports"
+
+   - Ask questions, make suggestions, etc.

courses/rust_essentials/standard_course.txt

@@ -18,3 +18,4 @@
 170_iterators.rst
 180_modules.rst
 200_error_handling.rst
+920_reference_material.rst