chore: podio-1.8

[wdconinc]

Briefly, what does this PR introduce? Please link to any relevant presentations or discussions.

This PR upgrade podio to v1.8, with arrow and parquet support.

What is the urgency of this PR?

• High (please describe reason below)
• Medium
• Low

What kind of change does this PR introduce?

• Bug fix (issue #__)
• New feature (issue: podio-1.8)
• Optimization (issue #__)
• Updated documentation
• other: __

Please check if any of the following apply

• This PR introduces breaking changes. Please describe changes users need to make below.
• This PR changes default behavior. Please describe changes below.
• AI was used in preparing this PR. Please describe usage below.

[Copilot]

Pull request overview

This PR updates the repository’s Spack package configuration to move to podio v1.8 and enable Arrow/Parquet-related build variants, by both (a) cherry-picking the necessary upstream spack-packages commits and (b) adjusting the local packages.yaml constraints.

Changes:

• Add spack-packages cherry-picks needed for podio v1.8 plus Arrow/Parquet (and related URL versioning helpers).
• Update spack-environment/packages.yaml to require podio v1.8 and enable +arrow and +parquet variants.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
spack-packages.sh	Adds upstream spack-packages cherry-picks required to support podio v1.8 and new variants.
spack-environment/packages.yaml	Updates the podio version/variant requirements to select v1.8 with Arrow/Parquet support.

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[Copilot]

Pull request overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated no new comments.

[github-actions]

Capybara summary for PR 400

• rec_dis_10x100_minQ2=1000_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_dis_10x100_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_dis_18x275_minQ2=1000_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_dis_18x275_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_dis_5x41_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_dis_5x41_minQ2=1_epic_craterlake_amd64_vs_arm64 (Δ: 4247)
• rec_dis_5x41_minQ2=1_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
• rec_e_1GeV_20GeV_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_e_1GeV_20GeV_epic_craterlake_amd64_vs_arm64 (Δ: 3504)
• rec_e_1GeV_20GeV_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
• rec_pi_1GeV_20GeV_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• rec_pi_1GeV_20GeV_epic_craterlake_amd64_vs_arm64 (Δ: 3657)
• rec_pi_1GeV_20GeV_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_10x100_minQ2=1000_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_10x100_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_18x275_minQ2=1000_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_18x275_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_5x41_minQ2=1_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_dis_5x41_minQ2=1_epic_craterlake_amd64_vs_arm64 (Δ: 395)
• sim_dis_5x41_minQ2=1_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
• sim_e_1GeV_20GeV_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_e_1GeV_20GeV_epic_craterlake_amd64_vs_arm64 (Δ: 359)
• sim_e_1GeV_20GeV_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
• sim_pi_1GeV_20GeV_epic_craterlake_amd64 (Δ: 1) (new artifact) (ref artifact)
• sim_pi_1GeV_20GeV_epic_craterlake_amd64_vs_arm64 (Δ: 359)
• sim_pi_1GeV_20GeV_epic_craterlake_arm64 (Δ: 1) (new artifact) (ref artifact)
  ^{_{Last updated 2026-08-28T21:29-04:00 9a702a7}}