feat: Add i18n support for terminal customization and login stats

- Add comprehensive terminal customization translations (60+ keys) for appearance, behavior, and advanced settings across all 4 languages
- Add SSH login statistics translations
- Update HostManagerEditor to use i18n for all terminal customization UI elements
- Update LoginStatsWidget to use i18n for all UI text
- Add missing logger imports in backend files for improved debugging

src/locales/en/translation.json

@@ -778,6 +778,69 @@
     "statusMonitoring": "Status",
     "metricsMonitoring": "Metrics",
     "terminalCustomizationNotice": "Note: Terminal customizations only work on desktop (website and Electron app). Mobile apps and mobile website use system default terminal settings.",
+    "terminalCustomization": "Terminal Customization",
+    "appearance": "Appearance",
+    "behavior": "Behavior",
+    "advanced": "Advanced",
+    "themePreview": "Theme Preview",
+    "theme": "Theme",
+    "selectTheme": "Select theme",
+    "chooseColorTheme": "Choose a color theme for the terminal",
+    "fontFamily": "Font Family",
+    "selectFont": "Select font",
+    "selectFontDesc": "Select the font to use in the terminal",
+    "fontSize": "Font Size",
+    "fontSizeValue": "Font Size: {{value}}px",
+    "adjustFontSize": "Adjust the terminal font size",
+    "letterSpacing": "Letter Spacing",
+    "letterSpacingValue": "Letter Spacing: {{value}}px",
+    "adjustLetterSpacing": "Adjust spacing between characters",
+    "lineHeight": "Line Height",
+    "lineHeightValue": "Line Height: {{value}}",
+    "adjustLineHeight": "Adjust spacing between lines",
+    "cursorStyle": "Cursor Style",
+    "selectCursorStyle": "Select cursor style",
+    "cursorStyleBlock": "Block",
+    "cursorStyleUnderline": "Underline",
+    "cursorStyleBar": "Bar",
+    "chooseCursorAppearance": "Choose the cursor appearance",
+    "cursorBlink": "Cursor Blink",
+    "enableCursorBlink": "Enable cursor blinking animation",
+    "scrollbackBuffer": "Scrollback Buffer",
+    "scrollbackBufferValue": "Scrollback Buffer: {{value}} lines",
+    "scrollbackBufferDesc": "Number of lines to keep in scrollback history",
+    "bellStyle": "Bell Style",
+    "selectBellStyle": "Select bell style",
+    "bellStyleNone": "None",
+    "bellStyleSound": "Sound",
+    "bellStyleVisual": "Visual",
+    "bellStyleBoth": "Both",
+    "bellStyleDesc": "How to handle terminal bell (BEL character, \\x07). Programs trigger this when completing tasks, encountering errors, or for notifications. \"Sound\" plays an audio beep, \"Visual\" flashes the screen briefly, \"Both\" does both, \"None\" disables bell alerts.",
+    "rightClickSelectsWord": "Right Click Selects Word",
+    "rightClickSelectsWordDesc": "Right-clicking selects the word under cursor",
+    "fastScrollModifier": "Fast Scroll Modifier",
+    "selectModifier": "Select modifier",
+    "modifierAlt": "Alt",
+    "modifierCtrl": "Ctrl",
+    "modifierShift": "Shift",
+    "fastScrollModifierDesc": "Modifier key for fast scrolling",
+    "fastScrollSensitivity": "Fast Scroll Sensitivity",
+    "fastScrollSensitivityValue": "Fast Scroll Sensitivity: {{value}}",
+    "fastScrollSensitivityDesc": "Scroll speed multiplier when modifier is held",
+    "minimumContrastRatio": "Minimum Contrast Ratio",
+    "minimumContrastRatioValue": "Minimum Contrast Ratio: {{value}}",
+    "minimumContrastRatioDesc": "Automatically adjust colors for better readability",
+    "sshAgentForwarding": "SSH Agent Forwarding",
+    "sshAgentForwardingDesc": "Forward SSH authentication agent to remote host",
+    "backspaceMode": "Backspace Mode",
+    "selectBackspaceMode": "Select backspace mode",
+    "backspaceModeNormal": "Normal (DEL)",
+    "backspaceModeControlH": "Control-H (^H)",
+    "backspaceModeDesc": "Backspace key behavior for compatibility",
+    "startupSnippet": "Startup Snippet",
+    "selectSnippet": "Select snippet",
+    "searchSnippets": "Search snippets...",
+    "snippetNone": "None",
     "noneAuthTitle": "Keyboard-Interactive Authentication",
     "noneAuthDescription": "This authentication method will use keyboard-interactive authentication when connecting to the SSH server.",
     "noneAuthDetails": "Keyboard-interactive authentication allows the server to prompt you for credentials during connection. This is useful for servers that require multi-factor authentication or if you do not want to save credentials locally.",
@@ -1228,7 +1291,14 @@
     "noInterfacesFound": "No network interfaces found",
     "totalProcesses": "Total Processes",
     "running": "Running",
-    "noProcessesFound": "No processes found"
+    "noProcessesFound": "No processes found",
+    "loginStats": "SSH Login Statistics",
+    "totalLogins": "Total Logins",
+    "uniqueIPs": "Unique IPs",
+    "recentSuccessfulLogins": "Recent Successful Logins",
+    "recentFailedAttempts": "Recent Failed Attempts",
+    "noRecentLoginData": "No recent login data",
+    "from": "from"
   },
   "auth": {
     "loginTitle": "Login to Termix",