fix: add a dependency for mysql

Author: adinhodovic

docs/usage.md

@@ -21,6 +21,8 @@ Or install only what you need:
 | `django-o11y[celery]` | Celery tracing and structured task logs |
 | `django-o11y[profiling]` | Pyroscope continuous profiling |
 | `django-o11y[postgres]` | OpenTelemetry traces for psycopg2 / psycopg (v3) queries |
+| `django-o11y[sqlite]` | OpenTelemetry traces for SQLite queries |
+| `django-o11y[mysql]` | OpenTelemetry traces for MySQL queries via PyMySQL |
 | `django-o11y[redis]` | OpenTelemetry traces for Redis/cache operations |
 | `django-o11y[http]` | OpenTelemetry traces for outbound `requests`, `urllib3`, `urllib`, and `httpx` calls |
 | `django-o11y[aws]` | OpenTelemetry traces for AWS SDK calls via boto3/botocore (enable via `TRACING.AWS_ENABLED`) |
@@ -463,8 +465,8 @@ Instrumentation activates automatically when the relevant package is installed.
 | Django HTTP requests | One span per view — method, route, status code, user ID | Always active |
 | PostgreSQL (psycopg2) | One span per query with SQL commenter | `django-o11y[postgres]` |
 | PostgreSQL (psycopg v3) | One span per query with SQL commenter | `django-o11y[postgres]` |
-| MySQL (PyMySQL) | One span per query | Install [PyMySQL](https://pypi.org/project/PyMySQL/) directly |
-| SQLite | One span per query | Install [sqlite3](https://docs.python.org/3/library/sqlite3.html) (stdlib) |
+| MySQL (PyMySQL) | One span per query | `django-o11y[mysql]` |
+| SQLite | One span per query | `django-o11y[sqlite]` |
 | Redis / cache | One span per cache operation | `django-o11y[redis]` |
 | Celery tasks | One span per task, linked to the originating request via [W3C TraceContext](https://www.w3.org/TR/trace-context/) propagation | `django-o11y[celery]` |
 | Outbound HTTP ([requests](https://requests.readthedocs.io/)) | One span per call | `django-o11y[http]` |

pyproject.toml

@@ -72,6 +72,9 @@ postgres = [
 # SQLite instrumentation
 sqlite = ["opentelemetry-instrumentation-sqlite3>=0.60b1"]
 
+# MySQL instrumentation
+mysql = ["pymysql>=1.1.0", "opentelemetry-instrumentation-pymysql>=0.60b1"]
+
 # Cache instrumentation
 redis = [
   "redis>=7.2.0",
@@ -98,7 +101,7 @@ dev-logging = ["rich>=14.3.3"]
 
 # All features
 all = [
-  "django-o11y[celery,profiling,postgres,sqlite,redis,http,aws,channels,dev-logging]",
+  "django-o11y[celery,profiling,postgres,sqlite,mysql,redis,http,aws,channels,dev-logging]",
 ]
 
 # Documentation

src/django_o11y/management/commands/o11y.py

@@ -319,7 +319,6 @@ def _write_celery_exporter_override(work_dir: Path, broker_url: str) -> None:
       - CE_BUCKETS=1,2.5,5,10,30,60,300,600,900,1800
     ports:
       - "{CELERY_EXPORTER_PORT}:{CELERY_EXPORTER_PORT}"
-    restart: unless-stopped
     extra_hosts:
       - "host.docker.internal:host-gateway"
 """