Update metadata files

doc/metadata.yaml

@@ -8,15 +8,15 @@ github_url: https://github.com/mlab-modules/PCRD04
 homepage: false
 image: doc/img/PCRD04B_top_big.png
 images:
-- doc/img/PCRD04B_top_big.png
 - doc/img/PCRD04B_QRcode.png
 - doc/img/PCRD04B_bot_big.png
+- doc/img/PCRD04B_top_big.png
 - doc/gen/img/PCRD04B-bottom.png
 - doc/gen/img/PCRD04B-top.png
-- hw/cam_profi/docs/PCRD04B-assembly_page_01.svg
-- hw/cam_profi/docs/PCRD04B-assembly_page_02.svg
 - doc/gen/PCRD04B-schematic.svg
 - doc/gen/img/PCRD04B-top.svg
+- hw/cam_profi/docs/PCRD04B-assembly_page_01.svg
+- hw/cam_profi/docs/PCRD04B-assembly_page_02.svg
 issues: 0
 mark: 50
 mod_ibom: hw/cam_profi/ibom/PCRD04B-ibom.html
@@ -25,4 +25,11 @@ tags:
 - cosmic-rays
 - radiation
 - dosimeter
+- mlab
+- mlab-module
+- kicad
+- kicad-pcb
+- kicad-project
+- mlab-kicad
+- pcb
 title: PCRD04