Simplify board name usage https://github.com/rusefi/fw-custom-example/issues/1

.github/workflows/build-firmware.yaml

@@ -8,10 +8,32 @@ on:
   workflow_dispatch:
 
 jobs:
+  read-meta-info:
+    runs-on: ubuntu-latest
+    outputs:
+      short_board_name: ${{ steps.read_meta.outputs.SHORT_BOARD_NAME }}
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Read meta-info file with the board description
+        id: read_meta
+        env:
+          ACTIONS_ALLOW_UNSECURE_COMMANDS: 'true'
+        run: |
+          echo "$(cat ./meta-info.env)" >> $GITHUB_OUTPUT
+
+      - name: Debug output of the board name
+        run: |
+          echo "SHORT_BOARD_NAME = ${{ steps.read_meta.outputs.SHORT_BOARD_NAME }}"
+
   call-workflow-passing-data:
+    needs: read-meta-info
     uses: rusefi/rusefi/.github/workflows/custom-board-build.yaml@master
     secrets: inherit
     permissions:
       contents: write
     with:
-      shortBoardName: XXX
+      shortBoardName: ${{ needs.read-meta-info.outputs.SHORT_BOARD_NAME }}
+      rusefi_dir: ext/rusefi
+      relative_board_dir: ../..

board.mk

@@ -2,8 +2,8 @@ BOARDCPPSRC =  $(BOARD_DIR)/board_configuration.cpp
 
 BOARDINC += $(BOARD_DIR)/generated/controllers/generated
 
-# todo: use meta-info.txt
-SHORT_BOARD_NAME=XXX
+# defines SHORT_BOARD_NAME
+include $(BOARD_DIR)/meta-info.env
 
 # reduce memory usage monitoring
 DDEFS += -DRAM_UNUSED_SIZE=100

meta-info.env

@@ -0,0 +1 @@
+SHORT_BOARD_NAME=XXX

meta-info.txt

@@ -1,2 +0,0 @@
-# todo: find a way for build-firmware.yaml to consume this file? maybe the other way around?
-shortBoardName=XXX