Update copyright year to 2026 and standardize SPDX headers

[nicholas-fedor]

This PR updates the copyright year and standardizes file headers.

Changes

• Update copyright year from 2025 to 2026 across all project files
• Standardize license headers to SPDX-License-Identifier format
• Add missing license headers to main entry point and generated mocks
• Update documented minimum Go version requirement from 1.16 to 1.26
• Fix import alias formatting for bubbletea package in ProgramRunner mock

Summary by CodeRabbit

• Chores

  • Updated copyright year to 2026 across all source files.
  • Standardized license header format for consistency.

• Documentation

  • Updated minimum Go version requirement from 1.16 to 1.26.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between f5dc953 and 2998576.

📒 Files selected for processing (16)

• LICENSE.md
• README.md
• cmd/root.go
• cmd/root_test.go
• internal/cli/cli.go
• internal/cli/cli_test.go
• internal/cli/mocks/ProgramRunner.go
• internal/cli/tui.go
• internal/cli/tui_test.go
• internal/fs/fs.go
• internal/fs/fs_test.go
• internal/fs/mocks/FS.go
• internal/logger/logger.go
• internal/logger/logger_test.go
• internal/logger/mocks/Logger.go
• main.go

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Walkthrough

Copyright year updates from 2025 to 2026 and license header standardization from full GNU AGPL text to SPDX-License-Identifier format across the project. Documentation updated for Go version requirement. One import alias added to internal/cli/mocks/ProgramRunner.go for bubbletea package.

Changes

Cohort / File(s)	Summary
License Header Standardization LICENSE.md, cmd/root.go, cmd/root_test.go, internal/cli/cli.go, internal/cli/cli_test.go, internal/cli/tui.go, internal/cli/tui_test.go, internal/fs/fs.go, internal/fs/fs_test.go, internal/logger/logger.go, internal/logger/logger_test.go, main.go	Updated copyright year to 2026 and replaced full GNU AGPL license text with SPDX-License-Identifier: AGPL-3.0-or-later headers across all files.
Mock File Header Additions internal/fs/mocks/FS.go, internal/logger/mocks/Logger.go	Added copyright and SPDX license headers to previously unlicensed mock files.
Documentation Updates README.md	Updated Go version requirement from 1.16 to 1.26 for module support.
Import Alias Addition internal/cli/mocks/ProgramRunner.go	Added import alias tea for "charm.land/bubbletea/v2" and updated all usages to reference aliased types (e.g., tea.Model, tea.Program).

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~5 minutes

Possibly related PRs

• Migrate to Bubble Tea v2 API #365: Modifies bubbletea import usage in internal/cli/mocks/ProgramRunner.go with identical import aliasing pattern.

✨ Finishing Touches

• 📝 Generate docstrings (stacked PR)
• 📝 Generate docstrings (commit on current branch)

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch chore/update-license

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

@@             Coverage Diff             @@
##             main     #373       +/-   ##
===========================================
- Coverage   69.68%   56.23%   -13.46%     
===========================================
  Files           6        6               
  Lines         353      489      +136     
===========================================
+ Hits          246      275       +29     
- Misses         97      197      +100     
- Partials       10       17        +7     

Files with missing lines	Coverage Δ
cmd/root.go	9.75% <ø> (+2.85%)	⬆️
internal/cli/cli.go	60.00% <ø> (+60.00%)	⬆️
internal/cli/tui.go	66.80% <ø> (-19.54%)	⬇️
internal/fs/fs.go	95.45% <ø> (-0.11%)	⬇️
internal/logger/logger.go	37.87% <ø> (-53.24%)	⬇️
main.go	0.00% <ø> (ø)

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