feat: Major hardware upgrade to Rev. 1

- Replace MOSFET with CJAC70P06 (60V voltage rating)
- Upgrade sensor from ADXL345 to ICM-20602 (better availability, 6-axis IMU)
- Change Micro Fit 3.0 connectors from SMD to THT mounting
- Add connector pinouts to silkscreen for easier assembly
- Clean up component placement and optimize layout
- Update overview image to reflect current design
- Add component order numbers to BOM
- Update production files with current components
- Add comprehensive changelog and table of contents
- Improve documentation structure with language links

production/designators.csv

@@ -21,6 +21,7 @@ C120:1
 C121:1
 C122:1
 C123:1
+C124:1
 D101:1
 D102:1
 D103:1
@@ -40,8 +41,8 @@ J101:1
 J102:1
 JP101:1
 L101:1
-Q101:1
 Q102:1
+Q103:1
 R101:1
 R102:1
 R103:1
@@ -75,5 +76,5 @@ U102:1
 U103:1
 U104:1
 U105:1
-U106:1
+U107:1
 Y101:1