docs: update QUICK_START.md and remove _version.py from tracking

[cmworkato]

• Updated QUICK_START.md with streamlined installation instructions
• Removed _version.py from git tracking (added to .gitignore)
• Cleaned up documentation structure

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
__init__.py	68	4	94%	10–11, 69–70
cli
__init__.py	52	3	94%	49, 51, 60
containers.py	27	0	100%
cli/commands
__init__.py	0	0	100%
api_clients.py	291	9	96%	27, 302, 448–449, 483, 493, 584, 615, 623
api_collections.py	257	3	98%	28, 183, 347
assets.py	47	2	95%	55–56
connections.py	526	5	99%	591, 593, 599, 637, 988
data_tables.py	165	5	96%	31, 253, 267, 321–322
guide.py	166	1	99%	106
init.py	107	0	100%
profiles.py	203	0	100%
properties.py	97	1	98%	21
pull.py	172	2	98%	193–194
workspace.py	39	2	94%	61, 71
cli/commands/connectors
__init__.py	0	0	100%
command.py	90	2	97%	110, 159
connector_manager.py	203	4	98%	176, 292, 300–301
cli/commands/projects
__init__.py	0	0	100%
command.py	272	10	96%	359–362, 373, 439–441, 491, 495
project_manager.py	166	7	95%	48, 66, 263–264, 276, 317, 325
cli/commands/push
__init__.py	0	0	100%
command.py	133	4	96%	109, 112, 230, 308
cli/commands/recipes
__init__.py	0	0	100%
command.py	427	9	97%	117, 133–134, 272–275, 403, 709
validator.py	706	20	97%	174, 883, 1136, 1223, 1246, 1279, 1281–1282, 1359–1361, 1457–1458, 1517–1518, 1707–1708, 1736–1738
cli/utils
__init__.py	3	0	100%
exception_handler.py	304	25	91%	134–135, 140–141, 143–144, 170–171, 177, 220, 267, 294, 321, 378, 413, 472, 474–475, 480–481, 483–487
gitignore.py	14	0	100%
ignore_patterns.py	23	0	100%
spinner.py	43	0	100%
version_checker.py	135	6	95%	24, 26, 33–34, 72, 102
cli/utils/config
__init__.py	5	0	100%
manager.py	548	37	93%	126, 137, 148–150, 153, 156, 168, 218–219, 365, 383–384, 388, 391–395, 412–413, 434–435, 446–447, 460, 500, 581–582, 621, 835, 978–979, 993–994, 1055, 1114
models.py	33	0	100%
profiles.py	309	10	96%	93, 189–190, 193, 228–230, 255–257
workspace.py	68	0	100%
TOTAL	5699	171	97%