diff --git a/.gitignore b/.gitignore
index 95eaf4c..08ff4c5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@ public/
 public_*/
 hint-report/
 .hintrc-local
+*.report.html
+*.report.json
diff --git a/.hintrc b/.hintrc
index d4847c6..1f23e57 100644
--- a/.hintrc
+++ b/.hintrc
@@ -15,12 +15,15 @@
 		"doctype": "error",
 		"performance-budget": "error",
 		"compat-api/css": "error",
+		"manifest-is-valid": "error",
+		"manifest-file-extension": "error",
 		"compat-api/html": [
 			"error",
 			{
 				"ignore": [
 					"time",
-					"picture"
+					"picture",
+					"meta[name=color-scheme]"
 				]
 			}
 		],
diff --git a/Makefile.online b/Makefile.online
new file mode 100644
index 0000000..df89498
--- /dev/null
+++ b/Makefile.online
@@ -0,0 +1,23 @@
+# The following test the online instance, post-deploy. I just kept them here for convenience
+
+DOMAIN = seirdy.one
+PAGE_PATH = /
+SCHEME=https://
+URL = $(SCHEME)$(DOMAIN)$(PAGE_PATH)
+# latest bleeding-edge chromium snapshot
+CHROME_PATH = /home/rkumar/Executables/ghq/github.com/chromium-unofficial-latest-linux/chromium-latest-linux/latest/chrome
+CHROME_PROFILE = /tmp/chrome-lighthouse
+CHROME_FLAGS += --headless --disable-extensions --no-sandbox --no-first-run --user-data-dir=$(CHROME_PROFILE)
+CPU_SLOWDOWN=2.4
+LIGHTHOUSE_ARGS += --budget-path budget.json --output html --output json --output-file lighthouse-results --throttling.cpuSlowdownMultiplier=$(CPU_SLOWDOWN) --chrome-flags=$(CHROME_FLAGS)
+
+hint-online:
+	hint --config .hintrc -f codeframe $(URL)
+lighthouse:
+	mkdir -p $(CHROME_PROFILE)
+	lighthouse $(URL) $(LIGHTHOUSE_ARGS)
+	rm -rf $(CHROME_PROFILE)
+
+all: lighthouse hint-online
+
+.PHONY: hint-online lighthouse all
diff --git a/budget.json b/budget.json
new file mode 100644
index 0000000..1641c26
--- /dev/null
+++ b/budget.json
@@ -0,0 +1,79 @@
+[
+	{
+		"options": {
+			"firstPartyHostnames": [
+				"seirdy.one",
+				"localhost"
+			]
+		},
+		"timings": [
+			{
+				"metric": "total-blocking-time",
+				"budget": 0
+			},
+			{
+				"metric": "cumulative-layout-shift",
+				"budget": 0
+			}
+		],
+		"resourceSizes": [
+			{
+				"resourceType": "total",
+				"budget": 100
+			},
+			{
+				"resourceType": "document",
+				"budget": 30
+			},
+			{
+				"resourceType": "image",
+				"budget": 70
+			},
+			{
+				"resourceType": "stylesheet",
+				"budget": 5
+			}
+		],
+		"resourceCounts": [
+			{
+				"resourceType": "script",
+				"budget": 0
+			},
+			{
+				"resourceType": "font",
+				"budget": 0
+			},
+			{
+				"resourceType": "third-party",
+				"budget": 0
+			}
+		]
+	},
+	{
+		"path": "/index.html",
+		"timings": [
+			{
+				"metric": "largest-contentful-paint",
+				"budget": 1000
+			}
+		],
+		"resourceSizes": [
+			{
+				"resourceType": "total",
+				"budget": 10
+			},
+			{
+				"resourceType": "document",
+				"budget": 8
+			},
+			{
+				"resourceType": "image",
+				"budget": 5
+			},
+			{
+				"resourceType": "stylesheet",
+				"budget": 2
+			}
+		]
+	}
+]
diff --git a/lychee.toml b/lychee.toml
index 88e64e6..763208b 100644
--- a/lychee.toml
+++ b/lychee.toml
@@ -2,6 +2,5 @@ insecure = true
 method = "get"
 exclude = [
 	"^gemini://.*",
-	"mailto:.*",
 	"git@git.*",
 ]