feat(seo): add meta tags manager

[maitamdev]

Dynamic meta tag management for SEO optimization.

---

Summary by cubic

Adds utilities to set document.title and dynamically create/update the description and Open Graph meta tags. Improves SEO and social link previews without duplicating tags.

^{Written for commit ca2acbe. Summary will update on new commits.}

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Project	Deployment	Actions	Updated (UTC)
dhv-guiding-light	Ready	Preview, Comment	Mar 5, 2026 4:15am

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⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 62e7e2d9-5b0c-4ed7-a46b-09967fd4667c

📥 Commits

Reviewing files that changed from the base of the PR and between 74c040e and ca2acbe.

📒 Files selected for processing (1)

• src/utils/metaTags.ts

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[cubic-dev-ai]

1 issue found across 1 file

Prompt for AI agents (unresolved issues)

Check if these issues are valid — if so, understand the root cause of each and fix them. If appropriate, use sub-agents to investigate and fix each issue separately.


<file name="src/utils/metaTags.ts">

<violation number="1" location="src/utils/metaTags.ts:3">
P1: Building the CSS selector with `JSON.stringify(name)` is unsafe and can break `querySelector` for valid string inputs; use CSS escaping for attribute selectors.</violation>
</file>

_{Reply with feedback, questions, or to request a fix. Tag @cubic-dev-ai to re-run a review.}

[cubic-dev-ai]

P1: Building the CSS selector with JSON.stringify(name) is unsafe and can break querySelector for valid string inputs; use CSS escaping for attribute selectors.

Prompt for AI agents

Check if this issue is valid — if so, understand the root cause and fix it. At src/utils/metaTags.ts, line 3:

<comment>Building the CSS selector with `JSON.stringify(name)` is unsafe and can break `querySelector` for valid string inputs; use CSS escaping for attribute selectors.</comment>

<file context>
@@ -0,0 +1,27 @@
+// Meta tag management utilities
+export function setMetaTag(name: string, content: string): void {
+  let el = document.querySelector('meta[name=' + JSON.stringify(name) + ']');
+  if (!el) {
+    el = document.createElement('meta');
</file context>