test: add unit tests for `cli_cmds/`

[KRRT7]

Parent: #2079

Phase 1 — CLI commands module

Module	Stmts	Current coverage
cli_cmds/	2,782	20%

Key files to cover:

• cli_cmds/cmd_init.py (310 stmts, 0%)
• cli_cmds/init_java.py (301 stmts, 0%)
• cli_cmds/github_workflow.py (439 stmts, 0%)
• cli_cmds/init_auth.py (110 stmts, 0%)
• cli_cmds/console.py (276 stmts, 5%)
• cli_cmds/extension.py (122 stmts, 0%)
• cli_cmds/oauth_handler.py (189 stmts, 16%)
• cli_cmds/cmd_compare.py (130 stmts, 0%)
• cli_cmds/cli.py (302 stmts, 58%)
• cli_cmds/init_javascript.py (366 stmts, 52%)
• cli_cmds/init_config.py (173 stmts, 62%)

Largest untested module by statement count. Test CLI argument parsing, init wizards with mocked prompts, workflow generation output, and console formatting.

Target

100% coverage for cli_cmds/ (~2,782 statements).