public.py: Tighten Add Text typing

- Remove `int` in favor of `float` wherever both were accepted
- `page` requires literal `"all"`, not any `str`

Assisted-by: Codex

Author: datalogics-cgreen

src/pdfrest/types/public.py

@@ -113,16 +113,16 @@ class PdfRedactionInstruction(TypedDict):
 
 class PdfAddTextObject(TypedDict, total=False):
     font: Required[str]
-    max_width: Required[float | int | str]
-    opacity: Required[float | int | str]
-    page: Required[int | str]
-    rotation: Required[float | int | str]
+    max_width: Required[float | str]
+    opacity: Required[float | str]
+    page: Required[Literal["all"] | int]
+    rotation: Required[float | str]
     text: Required[str]
     text_color_rgb: PdfRGBColor
     text_color_cmyk: PdfCmykColor
-    text_size: Required[float | int | str]
-    x: Required[float | int | str]
-    y: Required[float | int | str]
+    text_size: Required[float | str]
+    x: Required[float | str]
+    y: Required[float | str]
     is_rtl: bool