Create checksums of the downloadable artifacts for core

.github/workflows/build-nym-vpn-core-linux.yml

@@ -1,5 +1,10 @@
 name: build-nym-vpn-core-linux
-on: [workflow_dispatch, workflow_call]
+on:
+  workflow_dispatch:
+  workflow_call:
+    outputs:
+      RUST_VERSION:
+        value: ${{ jobs.build-linux.outputs.RUST_VERSION }}
 
 env:
   CARGO_TERM_COLOR: always
@@ -17,8 +22,7 @@ jobs:
     runs-on: ubuntu-22.04-arc
     outputs:
       UPLOAD_DIR_LINUX: ${{ env.UPLOAD_DIR_LINUX }}
-      RUST_VERSION:
-        value: ${{ jobs.build-linux.outputs.RUST_VERSION }}
+      RUST_VERSION: ${{ steps.rust-version.outputs.rustc }}
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4

.github/workflows/generate-build-info-core.yml

@@ -30,6 +30,9 @@ jobs:
         run:
           echo "date=$(date)" >> $GITHUB_OUTPUT
 
+      - name: Install rust toolchain
+        uses: brndnmtthws/rust-action-rustup@v1
+
       - name: Get package version cli
         id: package-version-cli
         uses: nicolaiunrein/cargo-get@master

.github/workflows/publish-nym-vpn-core.yml

@@ -24,7 +24,6 @@ jobs:
   build-nym-vpn-core-mac:
     uses: ./.github/workflows/build-nym-vpn-core-mac.yml
 
-
   generate-build-info-core:
     uses: ./.github/workflows/generate-build-info-core.yml
     needs: build-nym-vpn-core-linux
@@ -36,7 +35,7 @@ jobs:
     needs:
       - build-nym-vpn-core-linux
       - build-nym-vpn-core-mac
-      - generate-build-info
+      - generate-build-info-core
     runs-on: ubuntu-22.04-arc
     permissions:
       contents: write
@@ -106,19 +105,6 @@ jobs:
 
       - name: Generate checksum and tar folder per platform
         run: |
-          for f in ${{ env.UPLOAD_DIR_LINUX }}/*; do
-            sha256sum ${f} > "${f}.sha256sum"
-          done
-          echo 'SHA256_CHECKSUMS<<EOF' >> $GITHUB_ENV
-          cat ${{ env.UPLOAD_DIR_LINUX }}/*.sha256sum >> $GITHUB_ENV
-
-          for f in ${{ env.UPLOAD_DIR_MAC }}/*; do
-            sha256sum ${f} > "${f}.sha256sum"
-          done
-          echo 'SHA256_CHECKSUMS<<EOF' >> $GITHUB_ENV
-          cat ${{ env.UPLOAD_DIR_MAC }}/*.sha256sum >> $GITHUB_ENV
-          echo 'EOF' >> $GITHUB_ENV
-
           ARCHIVE_LINUX=nym-vpn-core-v${{ steps.package-version-lib.outputs.metadata }}_linux_x86_64
           ARCHIVE_MAC=nym-vpn-core-v${{ steps.package-version-lib.outputs.metadata }}_macos_aarch64
           echo "ARCHIVE_LINUX=${ARCHIVE_LINUX}" >> $GITHUB_ENV
@@ -130,6 +116,13 @@ jobs:
           tar cvzf ${ARCHIVE_LINUX}.tar.gz ${ARCHIVE_LINUX}
           tar cvzf ${ARCHIVE_MAC}.tar.gz ${ARCHIVE_MAC}
 
+          sha256sum ${ARCHIVE_LINUX}.tar.gz > "${ARCHIVE_LINUX}.tar.gz.sha256sum"
+          sha256sum ${ARCHIVE_MAC}.tar.gz > "${ARCHIVE_MAC}.tar.gz.sha256sum"
+          echo 'SHA256_CHECKSUMS<<EOF' >> $GITHUB_ENV
+          cat ${ARCHIVE_LINUX}.tar.gz.sha256sum >> $GITHUB_ENV
+          cat ${ARCHIVE_MAC}.tar.gz.sha256sum >> $GITHUB_ENV
+          echo 'EOF' >> $GITHUB_ENV
+
       - name: Setting subject, prerelease and notes files
         if: ${{ contains(env.TAG_NAME, 'nightly') }}
         run: |
@@ -139,8 +132,6 @@ jobs:
           gh release delete nightly --yes || true
           git push origin :nightly || true
 
-      # Once we consider these actually release builds, remove --prerelease
-      # from PRERELEASE here
       - name: Removing --prerelease if needed
         if: ${{ !contains(env.TAG_NAME, 'nightly') }}
         run: |
@@ -157,7 +148,7 @@ jobs:
       - name: Publish release
         run: |
           envsubst < "$GITHUB_WORKSPACE/.github/workflows/$NOTES_FILE" > "$RUNNER_TEMP/release-notes.md"
-          gh release create $TAG_NAME ${{ env.PRERELEASE }} --notes-file "$RUNNER_TEMP/release-notes.md" --title "$SUBJECT" --target $GITHUB_SHA ${{ env.ARCHIVE_LINUX }}.tar.gz ${{ env.ARCHIVE_MAC }}.tar.gz
+          gh release create $TAG_NAME ${{ env.PRERELEASE }} --notes-file "$RUNNER_TEMP/release-notes.md" --title "$SUBJECT" --target $GITHUB_SHA ${{ env.ARCHIVE_LINUX }}.tar.gz ${{ env.ARCHIVE_LINUX }}.tar.gz.sha256sum ${{ env.ARCHIVE_MAC }}.tar.gz ${{ env.ARCHIVE_MAC }}.tar.gz.sha256sum
 
   gen-hashes:
     uses: ./.github/workflows/gen-hashes-json.yml