feat(parser): Add LiveChatBannerChatSummary node, update TextRun node

[jonz94]

Example RawNode data:

{
  "liveChatBannerChatSummaryRenderer": {
    "liveChatSummaryId": "gKonxsPlU-M_1731888622579899",
    "chatSummary": {
      "runs": [
        {
          "text": "Chat summary",
          "bold": true,
          "fontFace": "FONT_FACE_ROBOTO_MEDIUM"
        },
        {
          "text": "\n"
        },
        {
          "text": "Auto-generated experiment • Quality may vary",
          "deemphasize": true,
          "fontFace": "FONT_FACE_ROBOTO_MEDIUM"
        },
        {
          "text": "\n"
        },
        {
          "text": "Viewers in the chat are discussing their favorite Final Fantasy games, ranging from Final Fantasy X to Final Fantasy XIII. They are also requesting songs from various artists, including Keshi, Chapel Roan, Sanae, and others.",
          "fontFace": "FONT_FACE_ROBOTO_REGULAR"
        }
      ]
    },
    "icon": {
      "iconType": "SPARK"
    },
    "trackingParams": "CB8Q77sMIhMIidfw9MvkiQMVcNpMAh1jfgrU",
    "likeFeedbackButton": {
      "toggleButtonViewModel": {
        "defaultButtonViewModel": {
          "buttonViewModel": {
            "iconName": "LIKE_OUTLINE",
            "onTap": {
              "innertubeCommand": {
                "clickTrackingParams": "CCMQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ=",
                "showEngagementPanelEndpoint": {
                  "identifier": {
                    "tag": "PAfeedback_genai"
                  },
                  "globalConfiguration": {
                    "params": "wggoCiQIBigBOhxnS29ueHNQbFUtTV8xNzMxODg4NjIyNTc5ODk5SAEQCA%3D%3D"
                  },
                  "engagementPanelPresentationConfigs": {
                    "engagementPanelPopupPresentationConfig": {
                      "popupType": "PANEL_POPUP_TYPE_DIALOG"
                    }
                  }
                }
              }
            },
            "accessibilityText": "Thumbs up",
            "trackingParams": "CCMQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ="
          }
        },
        "toggledButtonViewModel": {
          "buttonViewModel": {
            "iconName": "LIKE",
            "onTap": {
              "innertubeCommand": {
                "clickTrackingParams": "CCIQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ=",
                "commandMetadata": {
                  "webCommandMetadata": {
                    "sendPost": true,
                    "apiUrl": "/youtubei/v1/feedback"
                  }
                },
                "feedbackEndpoint": {
                  "feedbackToken": "AB9zfpJDe_KWjkMzrQUau-id4vECdb4767kJI7qOS8h2EQrmKxB5NcXYeXOGRVtdwPbhiR7FlLAx2LnJzK3YV8Fz58deC6e4ykfGODN2c73RSF2NocmcJe8"
                }
              }
            },
            "accessibilityText": "Remove thumbs up",
            "trackingParams": "CCIQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ="
          }
        },
        "trackingParams": "CB8Q77sMIhMIidfw9MvkiQMVcNpMAh1jfgrU"
      }
    },
    "dislikeFeedbackButton": {
      "toggleButtonViewModel": {
        "defaultButtonViewModel": {
          "buttonViewModel": {
            "iconName": "DISLIKE_OUTLINE",
            "onTap": {
              "innertubeCommand": {
                "clickTrackingParams": "CCEQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ=",
                "showEngagementPanelEndpoint": {
                  "identifier": {
                    "tag": "PAfeedback_genai"
                  },
                  "globalConfiguration": {
                    "params": "wggoCiQIBigCOhxnS29ueHNQbFUtTV8xNzMxODg4NjIyNTc5ODk5SAEQBg%3D%3D"
                  },
                  "engagementPanelPresentationConfigs": {
                    "engagementPanelPopupPresentationConfig": {
                      "popupType": "PANEL_POPUP_TYPE_DIALOG"
                    }
                  }
                }
              }
            },
            "accessibilityText": "Thumbs down",
            "trackingParams": "CCEQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ="
          }
        },
        "toggledButtonViewModel": {
          "buttonViewModel": {
            "iconName": "DISLIKE",
            "onTap": {
              "innertubeCommand": {
                "clickTrackingParams": "CCAQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ=",
                "commandMetadata": {
                  "webCommandMetadata": {
                    "sendPost": true,
                    "apiUrl": "/youtubei/v1/feedback"
                  }
                },
                "feedbackEndpoint": {
                  "feedbackToken": "AB9zfpJDe_KWjkMzrQUau-id4vECdb4767kJI7qOS8h2EQrmKxB5NcXYeXOGRVtdwPbhiR7FlLAx2LnJzK3YV8Fz58deC6e4ykfGODN2c73RSF2NocmcJe8"
                }
              }
            },
            "accessibilityText": "Remove thumbs down",
            "trackingParams": "CCAQ8FsiEwiJ1_D0y-SJAxVw2kwCHWN-CtQ="
          }
        },
        "trackingParams": "CB8Q77sMIhMIidfw9MvkiQMVcNpMAh1jfgrU"
      }
    }
  }
}