feat(server): OpenTelemetry integration (#7356)

* wip

* span class decorator

fix typing

* improvements

* noisy postgres logs

formatting

* add source

* strict string comparison

Co-authored-by: Daniel Dietzler <36593685+danieldietzler@users.noreply.github.com>

* remove debug code

* execution time histogram

* remove prometheus stuff

remove prometheus data

* disable by default

disable nestjs-otel stuff by default

update imports

* re-add postgres instrumentation

formatting

formatting

* refactor: execution time histogram

* decorator alias

* formatting

* keep original method order in filesystem repo

* linting

* enable otel sdk in e2e

* actually enable otel sdk in e2e

* share exclude paths

* formatting

* fix rebase

* more buckets

* add example setup

* add envs

fix

actual fix

* linting

* update comments

* update docker env

* use more specific env

---------

Co-authored-by: Daniel Dietzler <36593685+danieldietzler@users.noreply.github.com>
Co-authored-by: Jason Rasmussen <jrasm91@gmail.com>

server/src/domain/domain.config.ts

@@ -14,16 +14,23 @@ export const immichAppConfig: ConfigModuleOptions = {
   isGlobal: true,
   validationSchema: Joi.object({
     NODE_ENV: Joi.string().optional().valid('development', 'production', 'staging').default('development'),
+    LOG_LEVEL: Joi.string()
+      .optional()
+      .valid(...Object.values(LogLevel)),
+
     DB_USERNAME: WHEN_DB_URL_SET,
     DB_PASSWORD: WHEN_DB_URL_SET,
     DB_DATABASE_NAME: WHEN_DB_URL_SET,
     DB_URL: Joi.string().optional(),
     DB_VECTOR_EXTENSION: Joi.string().optional().valid('pgvector', 'pgvecto.rs').default('pgvecto.rs'),
-    LOG_LEVEL: Joi.string()
-      .optional()
-      .valid(...Object.values(LogLevel)),
+
     MACHINE_LEARNING_PORT: Joi.number().optional(),
     MICROSERVICES_PORT: Joi.number().optional(),
-    SERVER_PORT: Joi.number().optional(),
+    IMMICH_METRICS_PORT: Joi.number().optional(),
+
+    IMMICH_METRICS: Joi.boolean().optional().default(false),
+    IMMICH_HOST_METRICS: Joi.boolean().optional().default(false),
+    IMMICH_API_METRICS: Joi.boolean().optional().default(false),
+    IMMICH_IO_METRICS: Joi.boolean().optional().default(false),
   }),
 };