fix: resolve deprecated Slack files.upload

[LesnyRumcajs]

Summary of changes
Changes introduced in this pull request:

• replaced the deprecated https://api.slack.com/methods/files.upload with a supported API.
• updated Ruby deps

Reference issue to close (if applicable)

Closes #440

Other information and links

[github-actions]

Forest: Sync Check Service Infrastructure Plan: success

Show Plan

data.local_file.init: Reading...
data.local_file.init: Read complete after 0s [id=8f06c32ae54175fe92d10d4176a7080693818664]
data.external.sources_tar: Reading...
data.digitalocean_project.forest_project: Reading...
data.digitalocean_ssh_keys.keys: Reading...
data.external.sources_tar: Read complete after 0s [id=-]
data.local_file.sources: Reading...
data.local_file.sources: Read complete after 0s [id=ae0727f018bac30cf825f9142eee272b276317cc]
data.digitalocean_ssh_keys.keys: Read complete after 0s [id=ssh_keys/13452342636441856677]
digitalocean_droplet.forest: Refreshing state... [id=417963780]
data.digitalocean_project.forest_project: Read complete after 2s [id=da5e6601-7fd9-4d02-951e-390f7feb3411]
digitalocean_project_resources.connect_forest_project: Refreshing state... [id=da5e6601-7fd9-4d02-951e-390f7feb3411]

Terraform used the selected providers to generate the following execution
plan. Resource actions are indicated with the following symbols:
  ~ update in-place
-/+ destroy and then create replacement

Terraform will perform the following actions:

  # digitalocean_droplet.forest must be replaced
-/+ resource "digitalocean_droplet" "forest" {
      ~ created_at           = "2024-05-10T11:33:52Z" -> (known after apply)
      ~ disk                 = 200 -> (known after apply)
      ~ id                   = "417963780" -> (known after apply)
      ~ ipv4_address         = "165.22.31.240" -> (known after apply)
      ~ ipv4_address_private = "10.135.0.2" -> (known after apply)
      + ipv6_address         = (known after apply)
      ~ locked               = false -> (known after apply)
      ~ memory               = 16384 -> (known after apply)
        name                 = "prod-sync-check"
      ~ price_hourly         = 0.125 -> (known after apply)
      ~ price_monthly        = 84 -> (known after apply)
      ~ private_networking   = true -> (known after apply)
      ~ ssh_keys             = [ # forces replacement
          - "5a:a8:6d:02:66:21:e9:f7:27:b2:1c:6e:89:0f:65:77",
          - "88:95:97:77:a1:1f:bf:e8:3a:84:20:7d:a9:4c:74:6d",
          - "b6:03:52:e0:49:14:03:90:19:37:69:c3:c7:d0:e7:69",
          - "bb:7a:cc:18:56:7a:cb:2b:07:d7:8b:30:86:b8:b5:41",
          - "e4:0e:85:24:75:5e:f3:b1:77:c4:7d:a2:3a:1e:00:b1",
          - "f7:de:2d:83:ce:e7:c3:13:2c:ca:3a:f0:4b:4e:46:da",
          + "6d:ac:4e:80:f3:26:d2:e5:0d:4f:0b:fa:0b:68:b1:ce",
            # (13 unchanged elements hidden)
        ]
      ~ status               = "active" -> (known after apply)
        tags                 = [
            "iac",
            "prod",
        ]
      ~ urn                  = "do:droplet:417963780" -> (known after apply)
      ~ user_data            = (sensitive value) # forces replacement
      ~ vcpus                = 4 -> (known after apply)
      ~ volume_ids           = [] -> (known after apply)
      ~ vpc_uuid             = "46a525ac-fd37-47ea-bb10-95c1db0055f7" -> (known after apply)
        # (8 unchanged attributes hidden)
    }

  # digitalocean_project_resources.connect_forest_project will be updated in-place
  ~ resource "digitalocean_project_resources" "connect_forest_project" {
        id        = "da5e6601-7fd9-4d02-951e-390f7feb3411"
      ~ resources = [
          - "do:droplet:417963780",
        ] -> (known after apply)
        # (1 unchanged attribute hidden)
    }

Plan: 1 to add, 1 to change, 1 to destroy.

Changes to Outputs:
  ~ ip = [
      - "165.22.31.240",
      + (known after apply),
    ]

─────────────────────────────────────────────────────────────────────────────

Saved the plan to: /home/runner/work/forest-iac/forest-iac/tfplan

To perform exactly these actions, run the following command to apply:
    terraform apply "/home/runner/work/forest-iac/forest-iac/tfplan"