feat: add SVG image support and experimental project detection

- Fix image extraction regex to handle unquoted HTML img src attributes
- Add detection of version tags and experimental status for projects
- Display "Experimental (no releases yet)" for projects without tags
- Successfully extracts SVG images from projects like ior

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

3 files changed, 45 insertions, 5 deletions

diff --git a/internal/showcase/images.go b/internal/showcase/images.go
index 0fa37f7..66372cb 100644
--- a/internal/showcase/images.go
+++ b/internal/showcase/images.go
@@ -125,7 +125,8 @@ func extractImageReferences(content string) []string {
 	// Regex patterns for markdown images
 	patterns := []string{
 		`!\[([^\]]*)\]\(([^)]+)\)`,                    // ![alt](url)
-		`<img[^>]+src=["']([^"']+)["'][^>]*>`,        // <img src="url">
+		`<img[^>]+src=["']([^"']+)["'][^>]*>`,        // <img src="url"> with quotes
+		`<img[^>]+src=([^\s>]+)[^>]*>`,               // <img src=url> without quotes
 		`!\[([^\]]*)\]\[([^\]]+)\]`,                   // ![alt][ref]
 		`\[([^\]]+)\]:\s*(.+?)(?:\s+"[^"]+")?\s*$`,   // [ref]: url "title"
 	}
@@ -133,7 +134,7 @@ func extractImageReferences(content string) []string {
 	fmt.Printf("DEBUG: Content length: %d bytes\n", len(content))
 	
 	// Extract from markdown image syntax
-	for i, pattern := range patterns[:2] { // First two patterns have URLs in different positions
+	for i, pattern := range patterns[:3] { // First three patterns have URLs in different positions
 		re := regexp.MustCompile(pattern)
 		matches := re.FindAllStringSubmatch(content, -1)
 		fmt.Printf("DEBUG: Pattern %d (%s) found %d matches\n", i, pattern, len(matches))
@@ -143,7 +144,7 @@ func extractImageReferences(content string) []string {
 			if pattern == patterns[0] {
 				url = match[2] // For ![alt](url)
 			} else {
-				url = match[1] // For <img src="url">
+				url = match[1] // For <img src="url"> (both with and without quotes)
 			}
 			
 			// Clean and validate URL
@@ -182,7 +183,7 @@ func extractImageReferences(content string) []string {
 	}
 	
 	// Handle reference-style images
-	refPattern := regexp.MustCompile(patterns[3])
+	refPattern := regexp.MustCompile(patterns[4])
 	refMatches := refPattern.FindAllStringSubmatch(content, -1)
 	refs := make(map[string]string)
 	for _, match := range refMatches {
@@ -190,7 +191,7 @@ func extractImageReferences(content string) []string {
 	}
 	
 	// Find reference-style image uses
-	refUsePattern := regexp.MustCompile(patterns[2])
+	refUsePattern := regexp.MustCompile(patterns[3])
 	refUseMatches := refUsePattern.FindAllStringSubmatch(content, -1)
 	for _, match := range refUseMatches {
 		ref := match[2]
diff --git a/internal/showcase/metadata.go b/internal/showcase/metadata.go
index 13caf9f..9627910 100644
--- a/internal/showcase/metadata.go
+++ b/internal/showcase/metadata.go
@@ -28,6 +28,8 @@ type RepoMetadata struct {
 	LastCommitDate  string
 	License         string
 	AvgCommitAge    float64 // Average age of last 42 commits in days
+	LatestTag       string  // Latest version tag (empty if no tags)
+	HasReleases     bool    // Whether the project has any releases/tags
 }
 
 // extractRepoMetadata extracts metadata from a repository
@@ -86,6 +88,14 @@ func extractRepoMetadata(repoPath string) (*RepoMetadata, error) {
 	}
 	metadata.AvgCommitAge = avgAge
 
+	// Get latest tag and check for releases
+	latestTag, hasReleases, err := getLatestTag(repoPath)
+	if err != nil {
+		fmt.Printf("Warning: Failed to get latest tag: %v\n", err)
+	}
+	metadata.LatestTag = latestTag
+	metadata.HasReleases = hasReleases
+
 	return metadata, nil
 }
 
@@ -268,4 +278,28 @@ func getAverageCommitAge(repoPath string, commitCount int) (float64, error) {
 	}
 
 	return totalAge / float64(validCommits), nil
+}
+
+// getLatestTag returns the latest git tag and whether the repo has any releases
+func getLatestTag(repoPath string) (string, bool, error) {
+	// First try to get tags sorted by version
+	cmd := exec.Command("git", "-C", repoPath, "tag", "-l", "--sort=-version:refname")
+	output, err := cmd.Output()
+	if err != nil {
+		// Fallback to describe
+		cmd = exec.Command("git", "-C", repoPath, "describe", "--tags", "--abbrev=0")
+		output, err = cmd.Output()
+		if err != nil {
+			// No tags at all
+			return "", false, nil
+		}
+	}
+
+	tags := strings.Split(strings.TrimSpace(string(output)), "\n")
+	if len(tags) == 0 || tags[0] == "" {
+		return "", false, nil
+	}
+
+	// Return the latest tag
+	return tags[0], true, nil
 }
\ No newline at end of file
diff --git a/internal/showcase/showcase.go b/internal/showcase/showcase.go
index 0bce7ee..8f8592d 100644
--- a/internal/showcase/showcase.go
+++ b/internal/showcase/showcase.go
@@ -435,6 +435,11 @@ func (g *Generator) formatGemtext(summaries []ProjectSummary) string {
 			builder.WriteString(fmt.Sprintf("* 🔥 Recent Activity: %.1f days (avg. age of last 42 commits)\n", summary.Metadata.AvgCommitAge))
 			builder.WriteString(fmt.Sprintf("* ⚖️ License: %s\n", summary.Metadata.License))
 			
+			// Add experimental status if no releases
+			if !summary.Metadata.HasReleases {
+				builder.WriteString("* 🧪 Status: Experimental (no releases yet)\n")
+			}
+			
 			// Add AI-Assisted notice if detected
 			if summary.AIAssisted {
 				builder.WriteString("* 🤖 AI-Assisted: This project was partially created with the help of generative AI\n")