ci: update to official zola image

Makefile

@@ -13,7 +13,7 @@ THEMES_DIR = themes
 CONTAINER_WORKDIR = /workdir
 CONTAINER_ENGINE ?= podman
 CE_RUN = $(CONTAINER_ENGINE) run -i --rm -w $(CONTAINER_WORKDIR) -v $(PWD):$(CONTAINER_WORKDIR):Z
-ZOLA_COMMAND := $(CE_RUN) docker.io/j1mc/docker-zola:latest
+ZOLA_COMMAND := $(CE_RUN) ghcr.io/getzola/zola:v0.19.1
 
 export
 
@@ -58,6 +58,10 @@ update-themes:  ## Update all themes loaded as git submodules
 build: ## Build content for publishing
 	$(ZOLA_COMMAND) build
 
+.PHONY:serve
+serve: ## Run a local instance of the site for debugging
+	$(ZOLA_COMMAND) serve
+
 .PHONY:publish
 publish: .check-env-publish build  ## Send the files to hosting provider using scp
 	rsync -e 'ssh -o StrictHostKeyChecking=accept-new' -atvz $(OUTPUT_DIR)/* $(TARGET_SYSTEM):$(TARGET_DIR)/

config.toml

@@ -10,21 +10,22 @@ compile_sass = true
 
 theme = "hermit_zola"
 
-# Whether to do syntax highlighting
-# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Zola
-highlight_code = true
-highlight_theme = "charcoal"
-
 # Whether to build a search index to be used later on by a JavaScript library
 build_search_index = true
 
 # When set to "true", an RSS feed is automatically generated.
-generate_rss = true
+generate_feeds = true
 
 taxonomies = [
     {name = "tags", rss = true},
 ]
 
+[markdown]
+# Whether to do syntax highlighting
+# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Zola
+highlight_code = true
+highlight_theme = "charcoal"
+
 [extra]
 # Put all your custom variables here
 date_format = "%F"