feat(config): update .gitignore to exclude output artifacts and add config files

- ignore all output files except for reports and config directories
- add new .done files for tasks 01-11 to track completion status
- include new configuration files for hardware prices and lab setup
- generate process flow and report documents for tasks 02 and 11

out/report/diagrams/D1.mermaid

@@ -0,0 +1,9 @@
+flowchart LR
+    A([Ti-6Al-4V Base 10x10x3 mm]) --> B[Cleaning]
+    B --> B1([Rinsed in deionized water])
+    B1 --> B2([Sonicated in cleaning solution])
+    B --> C[Smearing Adhesive]
+    C --> C1([Cr adhesive coating])
+    C --> D[Vapor Deposition System<br/>Kurt J. Lesker PVD 200]
+    D --> D1([PtAu sputter coating, gradient])
+    D --> E([Test Coupon])