fix: lower minimum slug length from 3 to 2 characters

Allows short slugs like 'me', 'go', 'yt' which were previously rejected
with a generic 400 error. Updates SlugGenerator regex and length guard,
and fixes grid reload on MyLinks page.

Author: daniyalmlik

.gitignore

@@ -1,9 +1,3 @@
-## ── Claude Code / Anthropic AI tooling ──────────────────────────────────────
-.claude/
-CLAUDE.md
-.claudeignore
-claude.json
-
 ## ── .NET ─────────────────────────────────────────────────────────────────────
 # Build results
 [Dd]ebug/

src/SnipLink.Api/Services/SlugGenerator.cs

@@ -10,10 +10,10 @@ public sealed class SlugGenerator : ISlugGenerator
     // Bytes >= 252 are rejected to eliminate modulo bias.
     private const int MaxUnbiased = 252;
 
-    // Pre-compiled: lowercase alphanumeric + hyphens, 3-50 chars,
+    // Pre-compiled: lowercase alphanumeric + hyphens, 2-50 chars,
     // no leading/trailing hyphen, no consecutive hyphens.
     private static readonly Regex ValidSlugRegex =
-        new(@"^[a-z0-9]([a-z0-9\-]{1,48}[a-z0-9]|[a-z0-9]?)$",
+        new(@"^[a-z0-9]([a-z0-9\-]{0,48}[a-z0-9]|[a-z0-9]?)$",
             RegexOptions.Compiled);
 
     public string Generate(int length = 7)
@@ -41,7 +41,7 @@ public string Generate(int length = 7)
     public bool IsValid(string slug)
     {
         if (string.IsNullOrEmpty(slug)) return false;
-        if (slug.Length < 3 || slug.Length > 50) return false;
+        if (slug.Length < 2 || slug.Length > 50) return false;
         return ValidSlugRegex.IsMatch(slug);
     }
 }

src/SnipLink.Blazor/Components/Pages/MyLinks.razor

@@ -101,6 +101,12 @@
             Nav.NavigateTo("/login");
     }
 
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        if (firstRender && grid is not null)
+            await grid.Reload();
+    }
+
     private async Task LoadData(LoadDataArgs args)
     {
         isLoading = true;

src/SnipLink.Tests/Unit/SlugGeneratorTests.cs

@@ -26,6 +26,8 @@ public void Generate_ProducesUniqueSlugs()
     }
 
     [Theory]
+    [InlineData("ab")]
+    [InlineData("me")]
     [InlineData("abc")]
     [InlineData("my-link")]
     [InlineData("a1b2c3")]
@@ -35,7 +37,7 @@ public void IsValid_AcceptsValidSlugs(string slug)
     }
 
     [Theory]
-    [InlineData("ab")]       // too short
+    [InlineData("a")]        // too short
     [InlineData("")]         // empty
     [InlineData("-abc")]     // starts with hyphen
     [InlineData("abc-")]     // ends with hyphen