bird3: add new package - #30166

Checking PR #30166: bird3: add new package (Makefile Audit)

Commit 039ea49 - bird3: add new package:

✅ Mandatory structural metadata present: 'PKG_MAINTAINER'
✅ Mandatory structural metadata present: 'PKG_LICENSE'
✅ Mandatory structural metadata present: 'PKG_LICENSE_FILES'
✅ PKG_MAINTAINER email address format is valid: 'toke@toke.dk'
✅ PKG_MAINTAINER email address format is valid: 'vincent@systemli.org'
✅ Makefile conffiles macro properly registers INSTALL_CONF tracking parameters
✅ Makefile conffiles block contains no spaces or indentation and paths are correctly formatted
✅ Makefile contains valid assignment operators and no spaces after ':='
✅ Makefile blocks contain valid indentation (spaces for metadata/description, tabs for build/install recipes)
✅ Makefile does not reuse PKG_NAME in call, define, or eval lines
✅ File additions contain clean UNIX (LF) line termination
✅ All modified files contain a trailing newline

Commit 4ed849e - bird3: drop stale conffiles entries:

✅ Makefile contains valid assignment operators and no spaces after ':='
✅ Makefile blocks contain valid indentation (spaces for metadata/description, tabs for build/install recipes)
✅ Makefile does not reuse PKG_NAME in call, define, or eval lines
✅ File additions contain clean UNIX (LF) line termination
✅ All modified files contain a trailing newline

Package Release Audit:

⚠️ Warning: New package net/bird3 must start with PKG_RELEASE set to 1 (currently: '2')