new way to integrate vacciation data into website: have separate head and foot file and regenerate index every day

all_countries.py

@@ -149,11 +149,17 @@ def plot(data, countries, pop, **kwargs):
             print(f"=====> plotting failed for {loc}, skipping plot. Error: {e}")
     
     ## vaccination overview html
-    with open("vac_state.html", "w") as f:
-        # header
+    with open("index.html", "w") as f:
+        # site header
+        with open("index.html.head", "r") as g:
+            f.write(g.read())
+        # table header
         f.write("<table><tr><th>Land</th><th>Impfungen</th><th>Impfrate</th></tr>\n")
         # data
         for loc, tvac, rvac in vaccs:
             f.write(f"<tr><td>{loc}</td><td>" + f"{tvac:,d}".replace(",",".") + f"</td><td>{rvac:3.3f}%</td></tr>\n".replace(".", ","))
-        # footer
+        # table footer
         f.write("</table>\n")
+        # site footer
+        with open("index.html.foot", "r") as g:
+            f.write(g.read())