some tweaking of post-build image optimization

config.toml

@@ -133,8 +133,9 @@ disableAliases = true
 [imaging]
   # options for resampling filters:
   # https://github.com/disintegration/imaging#image-resizing
-  resampleFilter = "Linear"
-  quality = 75
+  resampleFilter = "Lanczos"
+  # let imagemin do all the heavy lifting post-build
+  quality = 100
 
 [markup]
   defaultMarkdownHandler = "goldmark"

content/notes/coronavirus-open-source/images/github.svg

@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z"></path></svg>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z"/></svg>

package.json

@@ -23,7 +23,7 @@
     "optimize": "run-s optimize:**",
     "optimize:html": "html-minifier --html5 --collapse-whitespace --collapse-boolean-attributes --preserve-line-breaks --minify-css --file-ext html --input-dir public --output-dir public **/*.html",
     "optimize:js": "terser public/js/main.js --comments '/^!/' --output public/js/main.js",
-    "optimize:img": "find ./public -type d ! -path './public/vendor*' | xargs -n1 -P8 -I{} imagemin {}/* --plugin=jpegoptim --plugin.jpegoptim.progressive --plugin.jpegoptim.stripAll --plugin=pngquant --plugin.pngquant.speed=5 --plugin.pngquant.strip --plugin=optipng --plugin.optipng.optimizationLevel=2 --plugin=gifsicle --plugin=svgo --out-dir={}",
+    "optimize:img": "find ./public -type d ! -path './public/vendor*' | xargs -n1 -P8 -I{} imagemin {}/* --plugin=jpegoptim --plugin.jpegoptim.progressive --plugin.jpegoptim.stripAll --plugin=pngquant --plugin.pngquant.quality={0.1,0.3} --plugin.pngquant.speed=1 --plugin.pngquant.strip --plugin=gifsicle --plugin=svgo --out-dir={}",
     "lint": "run-s lint:**",
     "lint:scss": "stylelint assets/sass/**/* --syntax scss",
     "lint:md": "markdownlint content/**/*.md content/**/**/*.md",
@@ -40,14 +40,11 @@
     "imagemin-cli": "^5.1.0",
     "imagemin-gifsicle": "^7.0.0",
     "imagemin-jpegoptim": "^6.0.0",
-    "imagemin-mozjpeg": "^8.0.0",
-    "imagemin-optipng": "^7.1.0",
     "imagemin-pngquant": "^8.0.0",
     "imagemin-svgo": "^7.1.0",
     "lint-staged": "^10.1.7",
     "markdownlint-cli": "~0.22.0",
     "npm-run-all": "^4.1.5",
-    "percy": "^0.26.2",
     "postcss-clean": "^1.1.0",
     "postcss-cli": "^7.1.0",
     "postcss-reporter": "^6.0.1",
@@ -55,7 +52,7 @@
     "stylelint": "~13.3.3",
     "stylelint-config-sass-guidelines": "~7.0.0",
     "stylelint-scss": "~3.17.1",
-    "terser": "^4.6.11"
+    "terser": "^4.6.12"
   },
   "resolutions": {
     "postcss-clean/postcss": "^7.x"