CHANGELOG.md

Changelog

Unreleased

• 현재 예정된 변경이 없습니다.

v0.9.0 - 2026-08-24

• Added one central fail-closed command canonicalization boundary immediately before any ConnectHandler call.
• Restricted collection to hp_comware over SSH and rejected chained, redirected, piped, non-ASCII, control-character, overlong, and unknown commands before connection.
• Required a parseable local known_hosts file with at least one approved key and enabled strict host-key verification.
• Disabled ssh-rsa host keys and user public-key authentication algorithms as a compensating control for CVE-2026-44405, with a documented 2026-09-30 review deadline.
• Replaced RSA-based mock SSH host keys and permissive client setup with ECDSA and explicit reject policy, removing the two CodeQL host-key data flows.
• Locked Netmiko 4.7.0, Paramiko 4.0.0, Windows build tools, and all transitive dependencies with hashes.
• Added Windows regression, smoke, static, dependency-security, SBOM, SHA-256, source-commit manifest, and artifact-attestation release gates.
• Made Windows and source config packaging exact allowlists so backup keys, credentials, and alternate local inventory names fail verification.
• Made CycloneDX verification require a deterministic UUIDv5 serialNumber derived from application/repository/version/source commit, all 20 name/version pairs from the runtime hash lock, and the app release date metadata.
• Classified unknown or changed SSH host keys as BST-SEC-002 instead of a generic timeout and kept device commands unexecuted.
• Included the MIT LICENSE in the Windows binary ZIP and required it in both package verifiers.
• Changed the public release contract to four independently verifiable assets: Windows ZIP, SHA-256 sidecar, manifest, and CycloneDX 1.6 SBOM.
• Added MIT license, Korean security/release guidance, and explicit synthetic/CI evidence limitations.

v0.8.57 - 2026-06-15

• 실행 화면의 앱 표시명, 진단 리포트 라벨, 진단 티켓 문구, 오류 코드 설명을 한글화했습니다.
• 실제 장비나 반출 로그 없이 검증할 수 있도록 오프라인 모의 SSH/Telnet 서버와 합성 프로파일을 포함했습니다.
• 원본 명령 출력 없이 단계별 상태와 진단 코드를 남기는 안전 진단 자체 점검 리포트를 추가했습니다.
• 진단 산출물에 장비명, 호스트, 주소, 민감정보가 남지 않도록 자동 마스킹을 보강했습니다.
• 진단 모드 가이드와 오류 코드 카탈로그를 릴리스 패키지와 GUI 도움말에 포함했습니다.
• 빌드된 실행 파일에서 smoke, 진단, 모의 Telnet, 모의 SSH 자체 점검을 실행하도록 Windows EXE 패키징 검증을 강화했습니다.

v0.8.56 - 2026-06-15

• Added an explicit UI modernization analysis summary covering the old-looking causes, workflow structure, and AirWave-inspired design response.
• Updated the operator/developer/release documents and screenshots for v0.8.56 packages.
• Added documentation coverage so the UI modernization analysis cannot be accidentally removed.
• Kept collection, SSH, comparison, report data, and severity-classification behavior unchanged.

v0.8.55 - 2026-06-15

• Finalized the UI modernization handoff with updated operator guide screenshots and release checklist visual verification steps.
• Expanded the beginner developer guide with design-token and component-usage notes for the AirWave-inspired Tkinter and HTML report styling.
• Updated README, command guide, user guide, developer guide, version history, and release checklist MD/HTML documents for v0.8.55 packages.
• Kept collection, SSH, comparison, report data, and severity-classification behavior unchanged.

v0.8.54 - 2026-06-15

• Added a GUI comparison selection-context panel so the selected severity, device, command, change type, and line remain visible while reviewing before/after values.
• Updated generated HTML comparison reports with an active filter-state bar, severity-tinted count cards, and richer detail headers.
• Kept status-card filtering, selected-status shortcuts, unchanged default collapse behavior, and hidden/aria-hidden synchronization intact.
• Added GUI and reporter regression coverage for the new comparison context and report header/filter structure.
• No collection, SSH, comparison, report data, or severity-classification behavior changed.

v0.8.53 - 2026-06-15

• Improved the main workflow screens with shared status panels for account/device setup, collection guidance, preflight status, comparison status, and execution history.
• Updated device summary and severity filter chips so repeated operational state is easier to scan and selected severity filters use a filled visual state.
• Switched the work log surface to a more readable operational log treatment with fixed-width text selection styling.
• Added GUI regression coverage for the new workflow panels and selected severity-card visual state.
• No collection, SSH, comparison, report generation, or severity-classification behavior changed.

v0.8.52 - 2026-06-15

• Applied a calmer AirWave-inspired common console theme to the Tkinter GUI, including the sidebar, buttons, form controls, section headers, Treeview tables, and log/detail panels.
• Updated generated HTML comparison report CSS to use the same neutral surface, Aruba teal accent, compact cards, and readable table treatment.
• No collection, SSH, comparison, or severity-classification behavior changed.

v0.8.51 - 2026-06-15

• Added developer guide and release checklist MD/HTML documents to shared report ZIP bundles.
• Added regression coverage for the full shared-report guide set and all GUI Help menu document targets.
• No collection, SSH, comparison, or severity-classification behavior changed.

v0.8.50 - 2026-06-15

• Added documentation regression coverage that rejects common mojibake fragments and Unicode replacement characters in release guides.
• Added checks that Korean user/developer guides keep the core workflow terms 장비 설정, 비교 결과, 작업 로그, 긴급, 주의, 정보, and 변경없음.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.49 - 2026-06-15

• Strengthened Python and PowerShell release package verification to reject .venv, venv, and .pytest_cache entries.
• Added regression coverage for forbidden runtime output, raw output, build, dist, virtual environment, and test cache folders in release ZIPs.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.48 - 2026-06-15

• Added Windows EXE ZIP fixture coverage for the release package verifier.
• Added regression tests so missing BackboneStateTracker.exe or RUN_FIRST.txt fails Windows EXE ZIP verification.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.47 - 2026-06-15

• Added regression coverage that keeps packaged shareable config/* files aligned with the real project config files while excluding local config/devices.yaml.
• Added missing-package coverage for config/commands.yaml so release ZIPs cannot omit the bundled read-only command set.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.46 - 2026-06-15

• Added regression coverage that keeps release package documentation entries aligned with the real docs/*.md, docs/*.html, and docs/images/* files.
• Added missing-package coverage for user-guide screenshots so release ZIPs cannot omit visual guide assets.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.45 - 2026-06-15

• Added regression coverage that keeps the source ZIP verifier's required release tool script list aligned with the real tools/*.py and tools/*.ps1 files.
• Added missing-package coverage for release build scripts so source ZIPs cannot omit the scripts needed for internal rebuild and verification.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.44 - 2026-06-15

• Strengthened source ZIP verification so every current core/*.py runtime module, package initializer, and requirements.txt must be included.
• Added regression coverage that keeps the verifier's required core module lists aligned with the real core/*.py files.
• Added missing-package tests for runtime core modules and dependency requirements.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.43 - 2026-06-15

• Added regression coverage that compares the real tests/test_*.py files with the source ZIP verifier's Python, PowerShell, and test-fixture required lists.
• Guarded future test additions from being missed by release package verification.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.42 - 2026-06-14

• Strengthened source ZIP verification so every current regression test file must be included in the release package.
• Kept the Python and PowerShell release package verifiers aligned for internal transfer checks.
• Added regression coverage for missing runtime test files in source release ZIPs.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.41 - 2026-06-14

• Improved generated HTML comparison report change-detail rows with visible cell labels for type, line, and change content.
• Added regression coverage for changed, added, and removed HTML detail rows so each row remains understandable even when viewed in isolation.
• No collection, SSH, or comparison severity logic changed.

v0.8.40 - 2026-06-14

• Added regression coverage that loads the real bundled config/commands.yaml and verifies every configured command passes preflight without errors or warnings.
• Strengthened the read-only command safety guard so future command additions must remain within the approved display/show/session command set.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.39 - 2026-06-14

• Added regression coverage that checks the current app version is reflected in README, CHANGELOG, and every release guide MD/HTML document.
• Verified release artifact examples in the operator and release checklist documents stay aligned with the current version.
• No collection, SSH, comparison, or report runtime behavior changed.

v0.8.38 - 2026-06-14

• Added parser-based regression coverage for generated HTML report filter regions.
• Verified status cards, status shortcut buttons, summary sections, unchanged summaries, and detail blocks expose structured data-*, hidden, and aria-hidden attributes.
• No collection, SSH, or report runtime behavior changed.

v0.8.37 - 2026-06-14

• Kept the generated HTML report's Unchanged summary group collapsed after selecting the 변경없음 status card.
• Preserved manual expand behavior and 상세 보기 navigation for unchanged detail blocks.
• Updated reporter regression coverage for the collapsed unchanged-summary behavior.

v0.8.36 - 2026-06-14

• Synchronized docs/COMMAND_GUIDE.html with the full command list in config/commands.yaml and docs/COMMAND_GUIDE.md.
• Added documentation regression coverage so the command guide MD/HTML command IDs stay aligned with the bundled command config.
• No collection, SSH, or diff-classification behavior changed.

v0.8.35 - 2026-06-14

• Added vrrp_status with the read-only show vrrp command to collect VRRP master/backup and virtual router state.
• Documented the VRRP command in the command guide and release/version history.
• Added regression coverage for VRRP config loading, preflight safety, and routing comparison severity.

v0.8.33 - 2026-06-12

• Changed cpu_usage and memory_usage classification so numeric snapshot differences do not create resource warnings by themselves.
• Classified normal CPU usage below 50% and memory FreeRatio above 40% as Info, even when the compared output is unchanged.
• Kept Critical and Warning threshold behavior for CPU and memory based on the target snapshot's current value.
• Added regression coverage for normal-range CPU/memory values and unparsed CPU/memory output changes.

v0.8.32 - 2026-06-12

• Fixed generated HTML report filtering so selected severity views hide non-selected shortcut, summary, and detail items reliably.
• Added a strong [hidden] CSS rule to prevent component display styles from overriding hidden state.
• Synchronized hidden and aria-hidden attributes when HTML severity filters change.
• Updated reporter regression coverage and release documents for v0.8.32.

v0.8.31 - 2026-06-12

• Changed the HTML report default view so status shortcuts, summary cards, and detail blocks stay hidden until an operator selects a severity card.
• Updated severity card filtering so only the selected 긴급, 주의, 정보, or 변경없음 items appear.
• Kept jump buttons scoped to the selected status and preserved direct navigation to the matching device/command detail block.
• Updated reporter regression coverage and release documents for v0.8.31.

v0.8.30 - 2026-06-12

• Added cpu_usage threshold checks for parsed 5 seconds, 1 minute, and 5 minutes values.
• Marked CPU usage of 70% or higher as Critical and 50% through 69% as Warning.
• Applied CPU checks to the current target snapshot value even when the compared output did not change.
• Added diff-engine regression coverage for CPU boundary values, label variants, critical priority, and value-before-label parsing.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.30.

v0.8.29 - 2026-06-12

• Added memory_usage FreeRatio threshold checks: 30% or lower is Critical, and 31% through 40% is Warning.
• Added power_status State checks so any parsed State value other than Normal is Critical.
• Applied these checks to the current target snapshot value even when the compared output did not change.
• Added diff-engine regression coverage for FreeRatio boundaries, table parsing, non-normal power states, and unchanged-but-risky outputs.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.29.

v0.8.28 - 2026-06-12

• Replaced the HTML report 변경 항목 바로가기 section with 상태별 바로가기 buttons for Critical, Warning, Info, and Unchanged items.
• Made HTML status cards filter the shortcut buttons, summary cards, and detail blocks together.
• Kept the default HTML report view focused on Critical and Warning; Info and Unchanged stay hidden until their status card is selected.
• Added reporter regression coverage for all-severity status shortcuts and hidden-by-default Info/Unchanged behavior.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.28.

v0.8.27 - 2026-06-12

• Blocked 설정 점검 while collection, comparison, or sample validation work is already running.
• Disabled the preflight and snapshot refresh buttons during busy workflows to reduce accidental overlapping actions.
• Added GUI regression coverage for the preflight busy guard and busy-state button locking.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.27.

v0.8.26 - 2026-06-12

• Made the 장비 설정 screen vertically scrollable so added target device rows do not push collection controls out of reach.
• Added a live target device summary showing enabled, configured, and total input row counts.
• Added GUI regression coverage for the scrollable settings page and dynamic device summary updates.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.26.

v0.8.25 - 2026-06-12

• Added a 장비 추가 button to the target device settings section so operators can add more device rows when needed.
• Expanded device YAML loading so three or more configured devices are shown in the GUI instead of being truncated to the first two rows.
• Cleared stale extra rows when a shorter device list is loaded and kept blank rows out of collection/save targets.
• Added GUI regression coverage for dynamic target device rows and shorter-list reload behavior.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.25.

v0.8.24 - 2026-06-12

• Added 변경 항목 바로가기 buttons to HTML comparison reports for changed Critical, Warning, and Info items only.
• Each jump button shows severity, device name, command ID, and change count, then moves directly to the matching command detail block.
• Added JavaScript focus highlighting so the destination block is easier to identify after jumping.
• Added reporter regression coverage for changed-item jump buttons and the no-change fallback state.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.24.

v0.8.23 - 2026-06-12

• Collapsed 변경없음 summary cards in HTML comparison reports by default, not only the lower detail blocks.
• Opened the collapsed 변경없음 summary section automatically when the 변경없음 severity filter or matching detail links are used.
• Added reporter regression coverage for collapsed unchanged summary sections.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.23.

v0.8.22 - 2026-06-12

• Labeled sample snapshots as 샘플: in the HTML comparison report header metadata so shared sample validation reports are easier to distinguish from real maintenance evidence.
• Added reporter regression coverage for sample snapshot display names in generated HTML.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.22.

v0.8.21 - 2026-06-12

• Labeled sample snapshots as 샘플: in the top runtime summary so sample validation comparisons are easier to distinguish from real maintenance baselines.
• Added GUI regression coverage for sample snapshot display names.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.21.

v0.8.20 - 2026-06-12

• Prevented sample validation snapshots such as sample_pre_work from being selected as real pre-work baselines.
• Kept first real collection in 작업 전 mode even when only sample validation snapshots already exist.
• Added workflow and GUI regression tests for sample baseline exclusion.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.20.

v0.8.19 - 2026-06-12

• Improved HTML comparison report filtering so the severity summary cards remain visible while details are filtered.
• Updated summary-card 상세 보기 links to reveal the matching detail block even when another severity filter is active.
• Switched the generated HTML report font stack to prefer Malgun Gothic for Korean readability.
• Added regression coverage for the HTML severity-filter behavior.
• Updated README, operator, developer, release checklist, and version history documents for v0.8.19.

v0.8.18 - 2026-06-12

• Integrated status collection into the 장비 설정 screen and removed the separate collection menu and workflow wizard.
• Replaced collection-stage selection controls with one optional custom stage-name field. Empty input is saved as 점검시간_YYYYMMDD_HHMM.
• Made first collection become the baseline snapshot and later collections auto-compare against the latest baseline.
• Added clickable severity summary cards in the GUI and HTML report for 긴급, 주의, 정보, and 변경없음.
• Collapsed unchanged HTML detail blocks by default.
• Reworked Critical/Warning criteria for connectivity failures, LACP selected-count decreases, major/minor alarms, and operational state changes.
• Added actual app screenshots to the user guide and included docs/images/ in shared/report release packaging.
• Updated README, operator, command, developer, release checklist, and version history documents for v0.8.18.

v0.8.17 - 2026-06-12

• Reordered the GUI workflow so the app opens on 장비 설정 and the left navigation follows 장비 설정 → 상태 수집 → 비교 결과 → 작업 로그.
• Added a 상태 수집으로 이동 button on the settings page so operators can move directly to collection after confirming credentials and device targets.
• Updated GUI regression tests for the settings-first startup flow and workflow navigation order.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.17.

v0.8.16 - 2026-06-12

• Changed the HTML comparison report summary from a wide table to labeled summary cards so each value remains understandable when viewed by itself.
• Reduced the GUI comparison metrics from a large standalone section to a compact summary bar above recent change details.
• Simplified status collection stage input to a single custom stage name field, with empty values saved as 점검시간_YYYYMMDD_HHMM.
• Improved Help menu document lookup so packaged EXE runs can open user, command, and version-history guides from runtime or bundled docs.
• Added regression tests for the new report summary, comparison layout, stage-label defaults, and document lookup.

v0.8.15 - 2026-06-12

• Removed the dashboard from the main navigation and made status collection the first screen.
• Moved the workflow wizard into the status collection screen.
• Automatically switches to the work log when collection starts, is blocked by a busy workflow, or fails input/preflight validation.
• Added GUI regression tests for the no-dashboard navigation and log-first collection flow.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.15.

v0.8.14 - 2026-06-12

• Added Date stamp to checksum sidecar files so sidecars carry the same release date identity as ZIP filenames and manifests.
• Extended Python and PowerShell release package verification to reject sidecar date mismatches.
• Added regression tests for sidecar date output and date mismatch detection.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.14.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.13 - 2026-06-12

• Extended Python and PowerShell release package verification to reject duplicate package records inside release_manifest.txt.
• Added a regression test for duplicate release manifest Package records.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.13.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.12 - 2026-06-12

• Extended Python and PowerShell release package verification to reject duplicate normalized ZIP entries.
• Added a regression test that creates a real duplicate ZIP member and verifies the Duplicate ZIP entry found failure.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.12.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.11 - 2026-06-12

• Extended Python and PowerShell release package verification to reject unsafe ZIP entries, including absolute paths, Windows drive paths, empty path segments, and .. traversal segments.
• Added a release package root check so ZIP contents must stay under backbone_state_tracker/.
• Added regression tests for unexpected top-level ZIP entries, traversal entries, and absolute ZIP entries.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.11.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.10 - 2026-06-12

• Extended Python and PowerShell release package verification to check that the checksum sidecar SHA256 (...) package name matches the ZIP filename.
• Replaced loose release manifest package/SHA checks with package-record checks for the selected ZIP's exact Package, Size, and SHA256 values.
• Added regression tests for sidecar package-name mismatch, manifest package-record SHA mismatch, and manifest package-record size mismatch.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.10.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.9 - 2026-06-12

• Extended Python and PowerShell release package verification to compare the ZIP filename version with the checksum sidecar Version line.
• Extended release manifest verification to compare manifest Version and Date stamp values with the ZIP filename version and date.
• Added regression tests for sidecar version mismatch, manifest version mismatch, and manifest date mismatch.
• Updated README, operator, developer, release checklist, command, and version history documents for v0.8.9.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.8 - 2026-06-12

• Added docs/RELEASE_CHECKLIST.md and docs/RELEASE_CHECKLIST.html for Korean internal-transfer and release verification handoff.
• Promoted the release checklist to a required source and Windows EXE ZIP document in both Python and PowerShell package verifiers.
• Added a verifier regression test so packages missing the release checklist fail before handoff.
• Updated README, operator, developer, command, and version history documents for the new release checklist and v0.8.8 package names.
• No runtime collection, comparison, report, or GUI workflow behavior changed.

v0.8.7 - 2026-06-11

• Replaced hardcoded local developer paths in README and beginner developer guide with portable <folder-that-contains-backbone_state_tracker> examples.
• Documented that local workspace paths should not be written into operator/developer guides.
• Updated release manifest and package verifier tools so build output keeps the invoked workspace path instead of resolving junctions to a developer-only canonical path.
• Added a documentation regression test to block developer-specific absolute workspace paths from README and packaged guides.
• No runtime collection, comparison, or report behavior changed.

v0.8.6 - 2026-06-11

• Added comparison-detail actions to open the selected row's base raw output and target raw output directly from the GUI.
• Added a button to copy the selected comparison detail text to the clipboard using the existing redacted display text.
• Added a regression test for resolving selected raw output paths from the comparison summary.
• Updated operator, developer, and version history guides for the new evidence-tracing buttons.

v0.8.5 - 2026-06-11

• Added a Help menu entry that opens the Korean command guide directly from the app.
• Added a command guide button on the status collection screen next to the command-set summary.
• Updated operator, developer, and version history guides to document the in-app command guide access path.
• No device collection commands, comparison logic, or report formats were changed.

v0.8.4 - 2026-06-11

• Added docs/COMMAND_GUIDE.md and docs/COMMAND_GUIDE.html with Korean explanations for each bundled HPE/Comware read-only check command.
• Documented normal criteria and follow-up points for hardware, interface, LACP, VLAN, STP, OSPF, resource, and log checks.
• Added the command guide files to Python and PowerShell release package verification requirements.
• Updated user, developer, and version history guides to reference the command guide.

v0.8.3 - 2026-06-11

• Added an operation busy guard so collection, manual comparison, and sample validation cannot be started again while a collection or comparison is already running.
• Disabled collection/comparison/sample action buttons during active operations to reduce accidental duplicate SSH sessions and duplicate reports.
• Build scripts now refresh dist\latest\ and dist\CURRENT_RELEASE.txt so operators can identify the latest transfer-ready release files when older ZIPs remain in dist\.
• Added a GUI regression test for the busy guard.

v0.8.2 - 2026-06-11

• Added standalone PowerShell release ZIP verification with tools/verify_release_package.ps1.
• Build scripts now copy a versioned *_verify_release_package.ps1 helper into dist\ for environments that only receive release ZIP files.
• Source ZIP verification now requires the PowerShell verifier script to be present in the source package.
• Updated release guides with the Python verifier and standalone PowerShell verifier options.

v0.8.1 - 2026-06-11

• Added tools/verify_release_package.py to validate release ZIP checksum sidecars, manifest entries, required contents, and forbidden sensitive/build paths.
• Wired source and Windows EXE build scripts to run the package verifier after ZIP creation.
• Added regression tests for valid source packages, checksum/size mismatch detection, and blocked local config/devices.yaml inclusion.
• Updated release documentation with the post-transfer verification command.

v0.8.0 - 2026-06-11

• Added SHA256 sidecar files for source and Windows EXE ZIP release packages.
• Added a version-level release manifest that lists package names, byte sizes, and SHA256 values.
• Added PACKAGE_INFO.txt inside each release ZIP so operators can identify package type, contents, exclusions, and verification steps after transfer.
• Ensures Windows EXE ZIP staging removes local config/devices.yaml if that file exists.
• Added tools/write_release_manifest.py and unit tests for release checksum and manifest generation.
• Updated release scripts and documentation for offline/internal transfer verification.

v0.7.9 - 2026-06-11

• Added a local preflight configuration check before collection.
• Validates enabled devices, duplicate device names, host/port values, command IDs, check commands, and likely write/destructive command patterns.
• Adds a 설정 점검 button and status summary on the collection screen.
• Blocks collection when preflight errors are found, while allowing warning-only results.
• Added unit tests for valid configs, duplicate names, dangerous commands, documentation IP warnings, and duplicate command IDs.

v0.7.8 - 2026-06-11

• Added severity filtering and free-text search to the GUI comparison detail list.
• Search covers device, command, category, judgment, line location, and before/after changed values.
• Keeps search on redacted display values so masked secrets are not exposed through filtering.
• Added visible filtered-row counts and a filter reset action.
• Added GUI formatting tests for severity filtering, multi-term search, and redacted search behavior.

v0.7.7 - 2026-06-11

• Added an automatically generated shared report ZIP for each snapshot comparison.
• The shared ZIP includes redacted report files and operator/version guides, while excluding snapshot raw output folders.
• Added dashboard and comparison-screen buttons to open the latest shared ZIP.
• Extended offline sample validation so sample comparisons also produce shared ZIP bundles.
• Added regression tests for shared ZIP contents and excluded raw/device/executable files.

v0.7.6 - 2026-06-11

• Added shared sensitive-string redaction for GUI logs, snapshot metadata, and comparison report exports.
• Masks common password, secret, token, authorization header, URL credential, Cisco typed secret, and SNMP community string patterns.
• Preserves per-command raw output files for operational evidence while redacting human-facing report artifacts.
• Added regression tests for redaction helpers, connection error sanitizing, and report output masking.

v0.7.5 - 2026-06-11

• Added offline sample validation generation from the dashboard and comparison screens.
• Creates [샘플] 작업 전, [샘플] 백본3 OFF 중, and [샘플] 복구 후 snapshots without using SSH or credentials.
• Generates comparison reports for pre-work vs BB3 OFF, pre-work vs restored, and BB3 OFF vs restored scenarios.
• Added tests that verify sample snapshots, reports, unreachable-device Critical items, and restored-device Info items.

v0.7.4 - 2026-06-11

• Improved the GUI comparison detail list with an operational impact column and compact base → target line location display.
• Added severity-colored comparison rows so Critical, Warning, Info, and Unchanged results are easier to scan.
• Redesigned the selected change detail panel to lead with core judgment, exact before/after values, raw file pointers, and severity-specific follow-up guidance.
• Added GUI formatting tests for inline line mapping and selected change detail content.

v0.7.3 - 2026-06-11

• Added unique snapshot folder allocation when the same stage is collected more than once in the same second.
• Preserves the original timestamped folder name for the first snapshot and appends _001, _002, and later suffixes only when needed.
• Added a regression test to verify same-label same-second snapshots do not overwrite or merge previous outputs.
• Updated source and Windows EXE release documents for the v0.7.3 package.

v0.7.2 - 2026-06-11

• Added per-device device_connectivity snapshot records for SSH connection success and failure.
• Reports unreachable devices as a single Critical comparison item instead of many missing command rows.
• Suppresses normal command added/removed noise when one side of the comparison is unreachable.
• Preserves compatibility with older snapshots by inferring connectivity from existing command results or legacy connection failures.
• Added tests for device unreachable, device restored, and still-unreachable comparison scenarios.

v0.7.1 - 2026-06-11

• Redesigned HTML comparison detail rows into a compact inline format: change type, line mapping, and before → after content.
• Added colored inline value chips for changed, added, and removed lines.
• Added horizontal scrolling for long command output lines in HTML reports.
• Preserved raw unified diff, XLSX diff_detail, JSON manifest, GUI behavior, and collection workflow.
• Updated tests and release documents for the HTML readability patch.

v0.7.0 - 2026-06-11

• Added a dashboard workflow wizard for the maintenance sequence.
• Added step cards for device setup, pre-work collection, BB3 OFF collection, OFF review, restore collection, and final review.
• Added a single next-step action button that advances only after the operator confirms the previous result.
• Locked restore collection in the wizard until the BB3 OFF comparison review is opened.
• Preserved the existing left navigation, manual collection, manual comparison, and report behavior.
• Added workflow wizard unit tests.

v0.6.0 - 2026-06-11

• Added structured line-level diff details for snapshot comparisons.
• Added before/after changed line display to the GUI comparison screen.
• Added change_count, change_preview, and changed_lines to comparison manifest data.
• Updated HTML reports with a changed-line detail table and collapsible raw unified diff.
• Added diff_detail worksheet to XLSX reports for device, command, line number, before value, and after value tracking.
• Added tests for changed, added, removed, HTML, and XLSX line-level comparison output.

v0.5.0 - 2026-06-11

• Redesigned the GUI into a bright Korean operations console inspired by HPE/Aruba-style network dashboards.
• Added left navigation for dashboard, status collection, comparison results, device settings, and logs.
• Added top status summary, dashboard metric cards, recent snapshot/report indicators, and clearer comparison state labels.
• Preserved the existing read-only collection, automatic comparison, report generation, and Korean workflow behavior.
• Updated README, user guide, beginner developer guide, and version history in Markdown and HTML.

v0.4.0 - 2026-06-11

• Redesigned the GUI as a Korean three-step workflow.
• Added work-stage snapshot names: 작업 전, 백본3 OFF 중, 복구 후, and 사용자 지정.
• Added automatic comparison against the latest 작업 전 snapshot after non-baseline collection.
• Added Korean GUI labels, menu bar, log messages, and comparison report labels.
• Added workflow unit tests for stage resolution and baseline snapshot selection.

v0.3.0 - 2026-06-11

• Added Windows executable ZIP packaging with tools/build_windows_exe.ps1.
• Added frozen-runtime path handling so the executable uses config/ and outputs/ next to the EXE.
• Added app.py --smoke-check for source and EXE validation.
• Updated documentation to distinguish source ZIP from Windows EXE ZIP.
• Added mail/security notes for environments that block ZIP files containing scripts or executable files.

v0.2.1 - 2026-06-11

• Added Markdown and HTML version history documents for operator-friendly release notes.
• Updated README guide links to include version history.
• Updated application version metadata to v0.2.1.

v0.2.0 - 2026-06-11

• Added independent local Git tracking and release packaging workflow.
• Centralized application version metadata in core/version.py.
• Added Markdown and HTML user guide.
• Added Markdown and HTML beginner developer guide.
• Added tools/build_release.ps1 to run validation and create a source ZIP.
• Updated GUI, snapshot metadata, and report output to display the application version.

v0.1.0 - 2026-06-11

• Initial 백본 상태 추적기 implementation.
• Added read-only SSH snapshot collection for backbone devices.
• Added snapshot storage and raw command output preservation.
• Added snapshot comparison with Critical, Warning, Info, and Unchanged classification.
• Added HTML, XLSX, and JSON comparison reports.
• Added basic unit tests for snapshots and diff classification.