chore(main): release 1.7.0

[github-actions]

🤖 I have created a release beepboop

1.7.0 (2026-04-22)

Features

• builders/linux: parametrize build-ext.sh arch (ff1b597)
• catalog: enable aarch64 builds on all 5 PHP cores (5189111)
• compat: per-arch DefaultIniValues (aarch64 jit_buffer_size=128M) (e7a99ec)
• easy+medium PECL extensions on aarch64 (phase 2 C2a) (#48) (276d89c)
• hard-tier PECL extensions on aarch64 (phase 2 C2b) (#49) (d3ce025)
• workflows: runs-on mapping for aarch64 matrix cells (e8062a6)

Bug Fixes

• workflows: build phpup for both amd64 and arm64 in compat-harness (0bb7e45)
• workflows: harness fixture filter is (version, arch)-aware (5a0da10)
• workflows: per-arch oras download in build-php-core / build-extension (713c140)

Documentation

• add Phase 2 aarch64 C2a design (easy+medium PECL extensions) (bea0345)
• add Phase 2 aarch64 C2b design (hard-tier PECL on arm64) (3913064)
• add Phase 2 slice D design (ubuntu-22.04 runner coverage) (26c0131)
• compat-matrix: record audited jit_aarch64.ini (ef3fd3f)

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[github-actions]

🤖 Created releases:

• v1.7.0

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