First commit of claude's rework in django + vanillajs fronted

apps/tools/admin.py

@@ -0,0 +1,45 @@
+from django.contrib import admin
+from django.utils.translation import gettext_lazy as _
+
+from .models import ChronographAnalysis, Shot, ShotGroup
+
+
+class ShotInline(admin.TabularInline):
+    model = Shot
+    extra = 0
+    readonly_fields = ('shot_number',)
+    fields = ('shot_number', 'velocity_fps', 'notes')
+
+
+class ShotGroupInline(admin.TabularInline):
+    model = ShotGroup
+    extra = 0
+    show_change_link = True
+    fields = ('label', 'distance_m', 'order', 'ammo_batch', 'notes')
+    raw_id_fields = ('ammo_batch',)
+
+
+@admin.register(ChronographAnalysis)
+class ChronographAnalysisAdmin(admin.ModelAdmin):
+    list_display = ('name', 'user', 'date', 'created_at')
+    search_fields = ('name', 'user__email', 'notes')
+    readonly_fields = ('created_at', 'updated_at')
+    raw_id_fields = ('user',)
+    inlines = [ShotGroupInline]
+
+
+@admin.register(ShotGroup)
+class ShotGroupAdmin(admin.ModelAdmin):
+    list_display = ('label', 'analysis', 'distance_m', 'order', 'ammo_batch')
+    search_fields = ('label', 'analysis__name')
+    raw_id_fields = ('analysis', 'ammo_batch')
+    inlines = [ShotInline]
+
+
+@admin.register(Shot)
+class ShotAdmin(admin.ModelAdmin):
+    list_display  = ('shot_number', 'group', 'velocity_fps', 'notes')
+    search_fields = ('group__label', 'group__analysis__name')
+    readonly_fields = ('shot_number',)
+    raw_id_fields = ('group',)
+    ordering      = ('group', 'shot_number')