feat: create [TimetableTime]

feature/sessions/src/commonMain/kotlin/io/github/droidkaigi/confsched/sessions/component/TimetableTime.kt

@@ -0,0 +1,46 @@
+package io.github.droidkaigi.confsched.sessions.component
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.width
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun TimetableTime(
+    startTime: String,
+    endTime: String,
+    modifier: Modifier = Modifier,
+) {
+    Column(
+        modifier = modifier,
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.spacedBy(4.dp),
+    ) {
+        Text(
+            text = startTime,
+            style = MaterialTheme.typography.titleMedium,
+            color = MaterialTheme.colorScheme.onSurface,
+            modifier = Modifier,
+        )
+        Box(
+            modifier = Modifier
+                .background(MaterialTheme.colorScheme.outline)
+                .width(2.dp)
+                .height(8.dp),
+        )
+        Text(
+            text = endTime,
+            style = MaterialTheme.typography.titleMedium,
+            color = MaterialTheme.colorScheme.onSurface,
+            modifier = Modifier,
+        )
+    }
+}