docs: Added material mkdocs tags plugin

lib/gis/parser_rest_md.c

@@ -58,6 +58,10 @@ void usage_rest_md(bool rest)
     fprintf(stdout, "description: %s\n", st->module_info.description);
     fprintf(stdout, "keywords: ");
     G__print_keywords(stdout, NULL, FALSE);
+    fprintf(stdout, "\n");
+    fprintf(stdout, "tags: [ ");
+    G__print_keywords(stdout, NULL, FALSE);
+    fprintf(stdout, " ]");
     fprintf(stdout, "\n---\n\n");
 
     /* main header */

man/Makefile

@@ -20,7 +20,8 @@ DSTFILES := \
 	$(MDDIR)/source/grassdocs.css \
 	$(MDDIR)/scripts/hook_list_scripts.py \
 	$(MDDIR)/overrides/partials/footer.html \
-	$(MDDIR)/overrides/partials/actions.html
+	$(MDDIR)/overrides/partials/actions.html \
+	$(MDDIR)/source/tags.md
 
 categories = \
 	d:display \
@@ -258,6 +259,9 @@ $(MDDIR)/source/favicon.ico: favicon.ico
 $(MDDIR)/source/grassdocs.css: mkdocs/grassdocs.css
 	$(INSTALL_DATA) $< $@
 
+$(MDDIR)/source/tags.md: mkdocs/tags.md
+	$(INSTALL_DATA) $< $@
+
 $(MDDIR)/scripts/hook_list_scripts.py: mkdocs/scripts/hook_list_scripts.py | $(MDDIR)/scripts
 	$(INSTALL_DATA) $< $@
 

man/mkdocs/mkdocs.yml

@@ -57,11 +57,10 @@ extra_css:
 plugins:
   - search
   - glightbox
+  - tags
   - social:
       cards_layout_options:
         background_image: null
-
-  # - tags
   # - git-revision-date-localized:
   #     enable_creation_date: true
   # - git-committers:

man/mkdocs/overrides/partials/footer.html

@@ -86,8 +86,8 @@
 
   <!-- Further information -->
    <div class="md-footer-meta md-typeset">
-       <center>
-      <a href="./index.html">Main index</a> | <a href="./topics.html">Topics index</a> | <a href="./keywords.html">Keywords index</a> | <a href="./graphical_index.html">Graphical index</a> | <a href="./full_index.html">Full index</a><br>
+      <center>
+        <a href="{{ config.site_url }}index.html">Main index</a> | <a href="{{ config.site_url }}topics.html">Topics index</a> | <a href="{{ config.site_url }}keywords.html">Keywords index</a> | <a href="{{ config.site_url }}tags.html">Tags index</a> | <a href="{{ config.site_url }}graphical_index.html">Graphical index</a> | <a href="{{ config.site_url }}full_index.html">Full index</a><br>
       </center>
      <div class="md-footer-meta__inner md-grid">
       {% include "partials/copyright.html" %}

man/mkdocs/tags.md

@@ -0,0 +1,5 @@
+# Tags
+
+Following is a list of relevant tags:
+
+<!-- material/tags -->