move validation to index.ts

Signed-off-by: Andrew Duffy <andrew@a10y.dev>

Author: a10y

.github/workflows/ci.yml

@@ -0,0 +1,22 @@
+name: CI
+
+on:
+  pull_request:
+    branches:
+      - develop
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v2
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Build
+        run: bun run build

.github/workflows/validate-proposals.yml

@@ -129,6 +129,42 @@ function parseRFCNumber(filename: string): string {
   return match?.[1] ?? "0000";
 }
 
+interface ValidationError {
+  filename: string;
+  message: string;
+}
+
+async function validateProposals(): Promise<ValidationError[]> {
+  const errors: ValidationError[] = [];
+  const glob = new Bun.Glob("*");
+  const seenNumbers = new Map<string, string>();
+
+  for await (const filename of glob.scan("./proposals")) {
+    // Check filename format: NNNN-slug.md
+    if (!filename.match(/^\d{4}-[a-zA-Z0-9_-]+\.md$/)) {
+      errors.push({
+        filename,
+        message: `Invalid filename format. Expected: NNNN-name.md (e.g., 0007-my-proposal.md)`,
+      });
+      continue;
+    }
+
+    // Check for duplicate RFC numbers
+    const number = filename.slice(0, 4);
+    const existing = seenNumbers.get(number);
+    if (existing) {
+      errors.push({
+        filename,
+        message: `Duplicate RFC number ${number} (also used by ${existing})`,
+      });
+    } else {
+      seenNumbers.set(number, filename);
+    }
+  }
+
+  return errors;
+}
+
 function parseTitle(markdown: string, filename: string): string {
   // Try to extract title from first # heading
   const match = markdown.match(/^#\s+(.+)$/m);
@@ -143,6 +179,17 @@ function parseTitle(markdown: string, filename: string): string {
 async function build(liveReload: boolean = false): Promise<number> {
   console.log("Building Vortex RFC site...\n");
 
+  // Validate proposals first
+  const validationErrors = await validateProposals();
+  if (validationErrors.length > 0) {
+    console.error("Validation errors found:\n");
+    for (const error of validationErrors) {
+      console.error(`  ${error.filename}: ${error.message}`);
+    }
+    console.error("");
+    process.exit(1);
+  }
+
   const glob = new Bun.Glob("*.md");
   const rfcs: RFC[] = [];