Add xlsxwriter-based Excel generation scripts with openpyxl implementation

- Created create_excel_xlsxwriter.py and update_excel_xlsxwriter.py
- Uses openpyxl exclusively to preserve Excel formatting and formulas
- Updated server.js to use new xlsxwriter scripts for form submissions
- Maintains all original functionality while ensuring proper Excel file handling

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

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

venv/lib/python3.12/site-packages/xlsxwriter/table.py

@@ -0,0 +1,194 @@
+###############################################################################
+#
+# Table - A class for writing the Excel XLSX Worksheet file.
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Copyright (c) 2013-2025, John McNamara, jmcnamara@cpan.org
+#
+
+from . import xmlwriter
+
+
+class Table(xmlwriter.XMLwriter):
+    """
+    A class for writing the Excel XLSX Table file.
+
+
+    """
+
+    ###########################################################################
+    #
+    # Public API.
+    #
+    ###########################################################################
+
+    def __init__(self) -> None:
+        """
+        Constructor.
+
+        """
+
+        super().__init__()
+
+        self.properties = {}
+
+    ###########################################################################
+    #
+    # Private API.
+    #
+    ###########################################################################
+
+    def _assemble_xml_file(self) -> None:
+        # Assemble and write the XML file.
+
+        # Write the XML declaration.
+        self._xml_declaration()
+
+        # Write the table element.
+        self._write_table()
+
+        # Write the autoFilter element.
+        self._write_auto_filter()
+
+        # Write the tableColumns element.
+        self._write_table_columns()
+
+        # Write the tableStyleInfo element.
+        self._write_table_style_info()
+
+        # Close the table tag.
+        self._xml_end_tag("table")
+
+        # Close the file.
+        self._xml_close()
+
+    def _set_properties(self, properties) -> None:
+        # Set the document properties.
+        self.properties = properties
+
+    ###########################################################################
+    #
+    # XML methods.
+    #
+    ###########################################################################
+
+    def _write_table(self) -> None:
+        # Write the <table> element.
+        schema = "http://schemas.openxmlformats.org/"
+        xmlns = schema + "spreadsheetml/2006/main"
+        table_id = self.properties["id"]
+        name = self.properties["name"]
+        display_name = self.properties["name"]
+        ref = self.properties["range"]
+        totals_row_shown = self.properties["totals_row_shown"]
+        header_row_count = self.properties["header_row_count"]
+
+        attributes = [
+            ("xmlns", xmlns),
+            ("id", table_id),
+            ("name", name),
+            ("displayName", display_name),
+            ("ref", ref),
+        ]
+
+        if not header_row_count:
+            attributes.append(("headerRowCount", 0))
+
+        if totals_row_shown:
+            attributes.append(("totalsRowCount", 1))
+        else:
+            attributes.append(("totalsRowShown", 0))
+
+        self._xml_start_tag("table", attributes)
+
+    def _write_auto_filter(self) -> None:
+        # Write the <autoFilter> element.
+        autofilter = self.properties.get("autofilter", 0)
+
+        if not autofilter:
+            return
+
+        attributes = [
+            (
+                "ref",
+                autofilter,
+            )
+        ]
+
+        self._xml_empty_tag("autoFilter", attributes)
+
+    def _write_table_columns(self) -> None:
+        # Write the <tableColumns> element.
+        columns = self.properties["columns"]
+
+        count = len(columns)
+
+        attributes = [("count", count)]
+
+        self._xml_start_tag("tableColumns", attributes)
+
+        for col_data in columns:
+            # Write the tableColumn element.
+            self._write_table_column(col_data)
+
+        self._xml_end_tag("tableColumns")
+
+    def _write_table_column(self, col_data) -> None:
+        # Write the <tableColumn> element.
+        attributes = [
+            ("id", col_data["id"]),
+            ("name", col_data["name"]),
+        ]
+
+        if col_data.get("total_string"):
+            attributes.append(("totalsRowLabel", col_data["total_string"]))
+        elif col_data.get("total_function"):
+            attributes.append(("totalsRowFunction", col_data["total_function"]))
+
+        if "format" in col_data and col_data["format"] is not None:
+            attributes.append(("dataDxfId", col_data["format"]))
+
+        if col_data.get("formula") or col_data.get("custom_total"):
+            self._xml_start_tag("tableColumn", attributes)
+
+            if col_data.get("formula"):
+                # Write the calculatedColumnFormula element.
+                self._write_calculated_column_formula(col_data["formula"])
+
+            if col_data.get("custom_total"):
+                # Write the totalsRowFormula element.
+                self._write_totals_row_formula(col_data.get("custom_total"))
+
+            self._xml_end_tag("tableColumn")
+        else:
+            self._xml_empty_tag("tableColumn", attributes)
+
+    def _write_table_style_info(self) -> None:
+        # Write the <tableStyleInfo> element.
+        props = self.properties
+        attributes = []
+
+        name = props["style"]
+        show_first_column = 0 + props["show_first_col"]
+        show_last_column = 0 + props["show_last_col"]
+        show_row_stripes = 0 + props["show_row_stripes"]
+        show_column_stripes = 0 + props["show_col_stripes"]
+
+        if name is not None and name != "" and name != "None":
+            attributes.append(("name", name))
+
+        attributes.append(("showFirstColumn", show_first_column))
+        attributes.append(("showLastColumn", show_last_column))
+        attributes.append(("showRowStripes", show_row_stripes))
+        attributes.append(("showColumnStripes", show_column_stripes))
+
+        self._xml_empty_tag("tableStyleInfo", attributes)
+
+    def _write_calculated_column_formula(self, formula) -> None:
+        # Write the <calculatedColumnFormula> element.
+        self._xml_data_element("calculatedColumnFormula", formula)
+
+    def _write_totals_row_formula(self, formula) -> None:
+        # Write the <totalsRowFormula> element.
+        self._xml_data_element("totalsRowFormula", formula)