Refactor project structure and update configurations. Now first working version

- Updated `.air.conf` for Nix compatibility and simplified build commands.
- Enhanced `.gitignore` to include `tmp` directory.
- Improved `README.md` with clearer instructions and added language details.
- Refined CSS styles for better UI consistency and added alert styles.
- Upgraded `flake.nix` to use Go 1.24 and improved shell environment setup.
- Modified authentication logic in `auth.go` for better user handling.
- Updated `main.go` to dynamically set the listening port and improved logging.
- Added new `routes.go` file for handling game entry and history.
- Enhanced user models and added statistics tracking in `models.go`.
- Improved template rendering and added user feedback messages in HTML templates.
- Removed obsolete build error logs and binaries.

templates/enter.html

@@ -1,31 +1,41 @@
-{{define "title"}}Enter scores - QRank{{end}}
+{{define "title"}}QRank{{end}}
 {{define "content"}}
 <div class="card">
     <h2>Enter a game</h2>
-    {{if .Table}}<p class="small">Table: <span class="badge">{{.Table.Name}}</span></p>{{end}}
-    <form method="POST" action="{{.PostAction}}">
+
+    {{if .Table}}
+        <p class="small">Table: <span class="badge">{{.Table.Name}}</span></p>
+    {{end}}
+
+    <form method="POST" action="/enter">
         <div class="row">
-            <div style="flex:1;min-width:280px">
+            <div style="flex:1;min-width:180px">
                 <h3>Team A</h3>
                 <label class="label">Player A1</label>
-                <input class="input" name="a1" value="{{.CurrentUser.Username}}">
+                <input class="input" name="a1" {{if .a1}}value="{{.a1}}"{{else}}value="{{.CurrentUser.Username}}"{{end}} placeholder="username or email">
+                <div style="height:6px"></div>
                 <label class="label">Player A2 (optional)</label>
-                <input class="input" name="a2" placeholder="username or email">
+                <input class="input" name="a2" {{if .a2}}value="{{.a2}}"{{end}} placeholder="username or email">
+                <div style="height:12px"></div>
                 <label class="label">Score A</label>
-                <input class="input" type="number" name="scoreA" value="10" min="0" required>
+                <input class="input" type="number" name="scoreA" {{if .scoreA}}value="{{.scoreA}}"{{else}}value="0"{{end}} min="0" max="10" required>
             </div>
-            <div style="flex:1;min-width:280px">
+
+            <div style="flex:1;min-width:180px">
                 <h3>Team B</h3>
                 <label class="label">Player B1</label>
-                <input class="input" name="b1" placeholder="username or email">
+                <input class="input" name="b1" {{if .b1}}value="{{.b1}}"{{end}} placeholder="username or email">
+                <div style="height:6px"></div>
                 <label class="label">Player B2 (optional)</label>
-                <input class="input" name="b2" placeholder="username or email">
+                <input class="input" name="b2" {{if .b2}}value="{{.b2}}"{{end}} placeholder="username or email">
+                <div style="height:12px"></div>
                 <label class="label">Score B</label>
-                <input class="input" type="number" name="scoreB" value="8" min="0" required>
+                <input class="input" type="number" name="scoreB" {{if .scoreB}}value="{{.scoreB}}"{{else}}value="0"{{end}} min="0" max="10" required>
             </div>
         </div>
+
         <div style="height:12px"></div>
         <button class="btn btn-primary" type="submit">Submit result</button>
     </form>
 </div>
-{{end}}
+{{end}}