Added Mistral OCR client (#326)

- Added Mistral OCR client
- Template updates for pdf-ocr
- Template updates for pdf-ocr-mistral

templates/components/mistral-ocr.jsonnet

@@ -0,0 +1,47 @@
+local images = import "values/images.jsonnet";
+local url = import "values/url.jsonnet";
+
+{
+
+    with:: function(key, value)
+        self + {
+            ["mistral-" + key]:: value,
+        },
+
+    "pdf-decoder" +: {
+    
+        create:: function(engine)
+
+            local envSecrets = engine.envSecrets("mistral-credentials")
+                .with_env_var("MISTRAL_TOKEN", "mistral-token");
+
+            local container =
+                engine.container("mistral-ocr")
+                    .with_image(images.trustgraph_flow)
+                    .with_command([
+                        "pdf-ocr-mistral",
+                        "-p",
+                        url.pulsar,
+                    ])
+                    .with_env_var_secrets(envSecrets)
+                    .with_limits("0.5", "128M")
+                    .with_reservations("0.1", "128M");
+
+            local containerSet = engine.containers(
+                "mistral-ocr", [ container ]
+            );
+
+            local service =
+                engine.internalService(containerSet)
+                .with_port(8080, 8080, "metrics");
+
+            engine.resources([
+                envSecrets,
+                containerSet,
+                service,
+            ])
+
+    },
+
+} + prompts
+