feat: add reset, destroy, unlink lifecycle commands

- reset: wipe ~/.claude-sync (with confirmation)
- reset --keep-key: preserve key, wipe rest
- destroy: alias for reset
- unlink: disconnect remote, keep local data

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: FelixIsaac

README.md

@@ -100,6 +100,9 @@ claude-code-sync pull
 | `import-key` | Import private key on new machine |
 | `export-key` | Display private key for backup |
 | `verify` | Verify file integrity |
+| `reset` | Delete all sync data (⚠️ deletes key!) |
+| `reset --keep-key` | Reset but preserve your private key |
+| `unlink` | Disconnect from remote repo (keep local data) |
 | `help` | Show help |
 
 ## What Gets Synced

claude-code-sync

@@ -538,6 +538,67 @@ cmd_verify() {
     fi
 }
 
+cmd_reset() {
+    local keep_key=false
+    for arg in "$@"; do
+        [[ "$arg" == "--keep-key" || "$arg" == "-k" ]] && keep_key=true
+    done
+
+    if [[ ! -d "$SYNC_DIR" ]]; then
+        log_info "Nothing to reset - ~/.claude-sync does not exist."
+        return
+    fi
+
+    echo ""
+    echo -e "${YELLOW}This will delete:${NC}"
+    if $keep_key; then
+        echo "  - $REPO_DIR (local repo)"
+        echo "  - $CONFIG_FILE (config)"
+        echo "  - $BACKUP_DIR (backups)"
+        echo ""
+        echo -e "${GREEN}Your key will be PRESERVED at $KEY_FILE${NC}"
+    else
+        echo -e "  ${RED}- $SYNC_DIR (everything including your private key!)${NC}"
+        echo ""
+        echo -e "${RED}WARNING: If you haven't backed up your key, you will lose access${NC}"
+        echo -e "${RED}to any encrypted configs in your repo!${NC}"
+    fi
+    echo ""
+
+    read -rp "Type 'yes' to confirm: " confirm
+    if [[ "$confirm" != "yes" ]]; then
+        log_info "Aborted."
+        return
+    fi
+
+    if $keep_key; then
+        [[ -d "$REPO_DIR" ]] && rm -rf "$REPO_DIR"
+        [[ -f "$CONFIG_FILE" ]] && rm -f "$CONFIG_FILE"
+        [[ -d "$BACKUP_DIR" ]] && rm -rf "$BACKUP_DIR"
+        [[ -f "$LOCK_FILE" ]] && rm -f "$LOCK_FILE"
+        log_success "Reset complete. Key preserved. Run 'claude-code-sync init <repo-url>' to reconnect."
+    else
+        rm -rf "$SYNC_DIR"
+        log_success "Reset complete. All sync data removed."
+    fi
+}
+
+cmd_unlink() {
+    if [[ ! -d "$REPO_DIR" ]]; then
+        log_info "No repo linked."
+        return
+    fi
+
+    if git -C "$REPO_DIR" remote | grep -q origin; then
+        git -C "$REPO_DIR" remote remove origin
+        [[ -f "$CONFIG_FILE" ]] && rm -f "$CONFIG_FILE"
+        log_success "Unlinked from remote. Local repo preserved at $REPO_DIR"
+        log_info "To link to a new repo: git -C $REPO_DIR remote add origin <new-url>"
+    else
+        log_info "No remote configured."
+    fi
+}
+
 cmd_version() {
     echo "claude-code-sync v$VERSION"
 }
@@ -557,6 +618,9 @@ COMMANDS:
     import-key         Import private key on new machine
     export-key         Display private key for backup
     verify             Verify file integrity
+    reset              Delete all sync data (WARNING: deletes key!)
+    reset --keep-key   Reset but preserve your private key
+    unlink             Disconnect from remote repo (keep local data)
     version            Show version
     help               Show this help
 
@@ -611,6 +675,9 @@ main() {
         import-key) cmd_import_key "$@" ;;
         export-key) cmd_export_key "$@" ;;
         verify)     cmd_verify "$@" ;;
+        reset)      cmd_reset "$@" ;;
+        destroy)    cmd_reset "$@" ;;  # Alias for reset
+        unlink)     cmd_unlink "$@" ;;
         version|-v|--version) cmd_version ;;
         help|-h|--help) cmd_help ;;
         *)          die "Unknown command: $cmd. Run 'claude-code-sync help' for usage." ;;

claude-code-sync.ps1

@@ -556,6 +556,65 @@ function Invoke-Verify {
     }
 }
 
+function Invoke-Reset {
+    param([switch]$KeepKey)
+
+    if (-not (Test-Path $SYNC_DIR)) {
+        Write-Info "Nothing to reset - ~/.claude-sync does not exist."
+        return
+    }
+
+    Write-Host ""
+    Write-Host "This will delete:" -ForegroundColor Yellow
+    if ($KeepKey) {
+        Write-Host "  - $REPO_DIR (local repo)"
+        Write-Host "  - $CONFIG_FILE (config)"
+        Write-Host "  - $BACKUP_DIR (backups)"
+        Write-Host ""
+        Write-Host "Your key will be PRESERVED at $KEY_FILE" -ForegroundColor Green
+    } else {
+        Write-Host "  - $SYNC_DIR (everything including your private key!)" -ForegroundColor Red
+        Write-Host ""
+        Write-Host "WARNING: If you haven't backed up your key, you will lose access" -ForegroundColor Red
+        Write-Host "to any encrypted configs in your repo!" -ForegroundColor Red
+    }
+    Write-Host ""
+
+    $confirm = Read-Host "Type 'yes' to confirm"
+    if ($confirm -ne "yes") {
+        Write-Info "Aborted."
+        return
+    }
+
+    if ($KeepKey) {
+        if (Test-Path $REPO_DIR) { Remove-Item -Recurse -Force $REPO_DIR }
+        if (Test-Path $CONFIG_FILE) { Remove-Item -Force $CONFIG_FILE }
+        if (Test-Path $BACKUP_DIR) { Remove-Item -Recurse -Force $BACKUP_DIR }
+        if (Test-Path $LOCK_FILE) { Remove-Item -Force $LOCK_FILE }
+        Write-Success "Reset complete. Key preserved. Run 'claude-code-sync init <repo-url>' to reconnect."
+    } else {
+        Remove-Item -Recurse -Force $SYNC_DIR
+        Write-Success "Reset complete. All sync data removed."
+    }
+}
+
+function Invoke-Unlink {
+    if (-not (Test-Path $REPO_DIR)) {
+        Write-Info "No repo linked."
+        return
+    }
+
+    $remotes = & git -C $REPO_DIR remote 2>$null
+    if ($remotes -contains "origin") {
+        & git -C $REPO_DIR remote remove origin
+        if (Test-Path $CONFIG_FILE) { Remove-Item -Force $CONFIG_FILE }
+        Write-Success "Unlinked from remote. Local repo preserved at $REPO_DIR"
+        Write-Info "To link to a new repo: git -C $REPO_DIR remote add origin <new-url>"
+    } else {
+        Write-Info "No remote configured."
+    }
+}
+
 function Show-Version {
     Write-Host "claude-code-sync v$VERSION"
 }
@@ -575,6 +634,9 @@ COMMANDS:
     import-key         Import private key on new machine
     export-key         Display private key for backup
     verify             Verify file integrity
+    reset              Delete all sync data (WARNING: deletes key!)
+    reset --keep-key   Reset but preserve your private key
+    unlink             Disconnect from remote repo (keep local data)
     version            Show version
     help               Show this help
 
@@ -606,6 +668,12 @@ switch ($Command.ToLower()) {
     "import-key" { Invoke-ImportKey }
     "export-key" { Invoke-ExportKey }
     "verify"     { Invoke-Verify }
+    "reset"      {
+        $keepKey = $Arguments -contains "--keep-key" -or $Arguments -contains "-k"
+        Invoke-Reset -KeepKey:$keepKey
+    }
+    "destroy"    { Invoke-Reset }  # Alias for reset
+    "unlink"     { Invoke-Unlink }
     "version"    { Show-Version }
     "-v"         { Show-Version }
     "--version"  { Show-Version }