chore: replace em dashes with hyphens, add no-em-dash rule to CLAUDE.md

web/tailwind.config.ts

@@ -1,14 +1,14 @@
 import type { Config } from "tailwindcss";
 
 /*
- * Tokens are shared with site/ and adminsite/ — same names, same values, in
+ * Tokens are shared with site/ and adminsite/ - same names, same values, in
  * app/globals.css. Nothing here may hold a hex value: if a colour needs to
  * change it changes in globals.css, in all three apps, in one commit.
  *
  * The colours keep this app's own names rather than site/'s. site/ says ink
  * and rule because it is a document; this is a console, so it says
  * text-primary and border, and every screen already reads that way. Same
- * colours, honest names on both sides — the aliasing adminsite/ does for
+ * colours, honest names on both sides - the aliasing adminsite/ does for
  * licence state, one level further.
  *
  * `<alpha-value>` is what makes bg-danger/10 and border-accent/50 compile.
@@ -39,16 +39,16 @@ const config: Config = {
                 danger: withAlpha("--down-rgb"),
                 "danger-hover": withAlpha("--down-hover-rgb"),
                 // The floor beneath the ground: install one-liners, key blobs,
-                // run logs — surfaces showing machine output, not interface.
+                // run logs - surfaces showing machine output, not interface.
                 well: withAlpha("--well-rgb"),
-                // Attention that is not yet failure — an unsaved workflow, a
+                // Attention that is not yet failure - an unsaved workflow, a
                 // step about to run. Same amber as warning, because it is the
                 // same signal at a different distance.
                 signal: withAlpha("--pend-rgb"),
                 "signal-ink": withAlpha("--accent-ink-rgb"),
                 // Shell identity on step chips. Reusing the semantic pair is
                 // safe here because the chip is labelled "bash" or "pwsh" in
-                // text — the colour is recognition, never the whole message.
+                // text - the colour is recognition, never the whole message.
                 bash: withAlpha("--up-rgb"),
                 pwsh: withAlpha("--accent-rgb"),
             },
@@ -61,7 +61,7 @@ const config: Config = {
              * steps are collapsed rather than the ~140 rounded-lg/md/xl classes
              * across the app being rewritten: every one of them meant "a panel
              * corner", and this is where that decision now lives. rounded-full
-             * is untouched — status dots and pills still need it.
+             * is untouched - status dots and pills still need it.
              */
             borderRadius: {
                 sm: "3px",