init project

database/factories/EmbeddingEntryFactory.php

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+<?php
+
+namespace Database\Factories;
+
+use App\Models\EmbeddingEntry;
+use App\Services\EmbeddingVector;
+use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
+
+/**
+ * @extends Factory<EmbeddingEntry>
+ */
+class EmbeddingEntryFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        $sourceText = fake()->sentence();
+        $dimensions = (int) config('ai.providers.ollama.models.embeddings.dimensions', 768);
+        $embedding = EmbeddingVector::normalize(
+            array_map(fn () => fake()->randomFloat(6, -1, 1), range(1, $dimensions))
+        );
+
+        return [
+            'source_text' => $sourceText,
+            'content_hash' => hash('sha256', Str::of($sourceText)->squish()->lower()->value()),
+            'embedding' => $embedding,
+            'embedding_dimensions' => $dimensions,
+            'provider' => 'ollama',
+            'model' => config('ai.providers.ollama.models.embeddings.default', 'nomic-embed-text'),
+            'tokens' => fake()->numberBetween(1, 100),
+        ];
+    }
+}

database/factories/EmbeddingUsageEventFactory.php

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+<?php
+
+namespace Database\Factories;
+
+use App\Models\EmbeddingUsageEvent;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<EmbeddingUsageEvent>
+ */
+class EmbeddingUsageEventFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        $tool = fake()->randomElement(['embed', 'search', 'compare']);
+        $inputCount = fake()->numberBetween(1, 8);
+
+        return [
+            'user_id' => User::factory(),
+            'tool' => $tool,
+            'provider' => 'ollama',
+            'model' => config('ai.providers.ollama.models.embeddings.default', 'nomic-embed-text'),
+            'embedding_dimensions' => (int) config('ai.providers.ollama.models.embeddings.dimensions', 768),
+            'input_count' => $inputCount,
+            'result_count' => $tool === 'search' ? fake()->numberBetween(0, 10) : $inputCount,
+            'tokens' => fake()->optional()->numberBetween(5, 500),
+        ];
+    }
+}

database/migrations/2026_05_10_075912_create_embedding_entries_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $driver = Schema::getConnection()->getDriverName();
+        $dimensions = (int) config('ai.providers.ollama.models.embeddings.dimensions', 768);
+
+        if ($driver === 'pgsql') {
+            Schema::ensureVectorExtensionExists();
+        }
+
+        Schema::create('embedding_entries', function (Blueprint $table) use ($dimensions, $driver) {
+            $table->id();
+            $table->text('source_text');
+            $table->string('content_hash', 64);
+            $table->string('provider');
+            $table->string('model');
+            $table->unsignedSmallInteger('embedding_dimensions')->default($dimensions);
+            $table->unsignedInteger('tokens')->nullable();
+
+            if ($driver === 'pgsql') {
+                $table->vector('embedding', dimensions: $dimensions);
+                $table->vectorIndex('embedding');
+            } else {
+                $table->json('embedding');
+            }
+
+            $table->timestamps();
+
+            $table->unique(
+                ['content_hash', 'provider', 'model', 'embedding_dimensions'],
+                'embedding_entries_unique_embedding'
+            );
+            $table->index(['provider', 'model', 'embedding_dimensions']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('embedding_entries');
+    }
+};

database/migrations/2026_05_10_092458_create_embedding_usage_events_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('embedding_usage_events', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
+            $table->string('tool', 32);
+            $table->string('provider');
+            $table->string('model');
+            $table->unsignedSmallInteger('embedding_dimensions');
+            $table->unsignedInteger('input_count')->default(0);
+            $table->unsignedInteger('result_count')->default(0);
+            $table->unsignedInteger('tokens')->nullable();
+            $table->timestamps();
+
+            $table->index(['user_id', 'created_at']);
+            $table->index(['user_id', 'tool', 'created_at']);
+            $table->index(['user_id', 'model']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('embedding_usage_events');
+    }
+};