Initial commit: dating app backend (Go/Gin/GORM/Postgres)

Phone+OTP auth, staged onboarding, admin approval workflow, and a
full discovery/swipe/match/chat system with photo upload and
approximate distance (haversine) based on user location.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

.claude/launch.json

@@ -0,0 +1,17 @@
+{
+  "version": "0.0.1",
+  "configurations": [
+    {
+      "name": "dating-web",
+      "runtimeExecutable": "npm",
+      "runtimeArgs": ["--prefix", "/run/media/mobin/project/projects/frontend/dating-app-web", "run", "dev", "--", "--port", "3000"],
+      "port": 3000
+    },
+    {
+      "name": "dating-admin",
+      "runtimeExecutable": "npm",
+      "runtimeArgs": ["--prefix", "/run/media/mobin/project/projects/frontend/dating-app-admin", "run", "dev", "--", "--port", "3001"],
+      "port": 3001
+    }
+  ]
+}